University of Malta UNIVERSITY OFMALTA 
INSTITUTE FOR MASONRY & CONSTRUCTION RESEARCH
PUBLICATIONS 
        

Professor Alex Torpiano
Profesor JoAnn Cassar

PROFESSOR ALEX TORPIANO 

  • 2004. “The construction of the Prehistoric Megalithic Temples of Malta.” In: Malta Before History, Miranda Publishers, pp. 347-365.
  • 2000. "Performance testing of transparent protective coatings on Globigerina Limestone"  (joint author w. Cassar,J., Tonna, G., and Zammit, G. Deterioration and Conservation of Stone, Proceedings of the 9th  International Congress, Venice, Italy. Elsevier, The Netherlands, Vol. 2, pp. 251-261.  ·
  • 1998. "A General Procedure for the Design of RC Plated Beams  Part 1: Steel Plate-Bonded RC Beams without End Anchorage System" (joint author w. R. Sqapi, M.A. Bonello), accepted for Int. Conf. Infrastructure Regeneration and Rehabilitation, Improving the Quality of Life Through Better Construction: A Vision for the Next Millenium, University of Sheffield, June 1999. 
  • 1996.   "Quality in Building", CobwebAIESEC Journal, 1996, The Construction Industry in Malta: Impacts & Concerns. 1996.  
  • 1996.   "Conservation of Historic Sites and Cities: The Maltese Experience", Proc. First Mediterranean Regional Conference, Organisation World Heritage    Cities, Valletta,May 1996.
  • 1996.   "Research on Limestone Masonry Structures in Malta, Proc. Int. Seminar, Evoluzione nella Sperimentazione per le Costruzione, CIAS, Malta, April 1996. 
  • 1996. "Multivariate data analysis applied to salt efflorescence occurring at Sta. Marija Ta’ Cwerra Church (Malta)" (joint author w. A. Mauricio, L. Aires-Barros, V. Fassina, J. Cassar), Proceedings, European Commission Research Workshop, Origin, Mechanisms and Effects of Salt on Degradation of Monuments in Marine and Continental Environments, 25 - 27 March, 1996, Bari, Italy. Protection and Conservation of the European Cultural Heritage Research Report No 4, 393-402.
  • 1996. "Investigation on the moisture and salt migration in the wall masonry and on the presence of salt efflorescences on stone surface in the Church of Sta. Marija Ta’ Cwerra at Siggiewi, Malta," (joint author w. V. Fassina, A. Mignucci, A. Naccari, A. Stevan, J. Cassar), Proceedings, European Commission Research Workshop, Origin, Mechanisms and Effects of Salt on Degradation of Monuments in Marine and Continental Environments, 25 - 27 March, 1996, Bari, Italy. Protection and Conservation of the European Cultural Heritage Research Report No 4,  291-308.
  • 1995.   "Analysis of Deterioration Processes affecting a Limestone Monument - The Church of Santa Marija Ta' Cwerra, Malta", (joint author w. JoAnn Cassar), 1st International Congress on: Science and Technology for the Safeguard of Cultural Heritage in the Mediterranean Basin, Catania - Siracusa,  Italy, November 27-December 2, 1995, Vol. 1, 33 - 38.
  • 1995.   "The collapse and proposed restoration of a prehistoric megalithic structure", STREMA 95, Crete.
  • 1995.   "Material Resources in the Construction Industry", Seminar, The Construction Industry and The Environment, Cleaner Technology Centre, University of Malta.
  • 1994.   "Civil or uncivil engineering?" Third Annual Engineering Conference, Engineering and the Environment, Malta.
  • 1994. "Problems and Resources in the Construction Industry", Technofora 1993 - 1994. Malta Council for Science and Technology, University of Malta.  1991,   "Seismic Risk Assessment in Malta", III SeisMed Workshop, Castelnuovo di Porto, Rome, November 1991. 
  • 1991.   "Limit Theory in the Analysis and Design of Masonry Shells", Proc.1st   Nat. Symp. Review of Research in Masonry in Malta, University of Malta, July 1991.
  • 1991.   "EuroCode No.6; Common Unified Rules for Masonry Structures", Proc.1st Nat. Symp. Review of Research in Masonry in Malta, University of Malta, July 1991. 
  • 1991.   "Problems on the Rehabilitation of Historical Masonry Structures in  Malta", Second International Conference on Structural Studies, Repairs, and Maintenance of Historical Buildings, Seville, May 1991. 
  • 1991.   "Form-finding for Masonry Shells", International Symposium on Computer Methods in Structural Masonry, Swansea, April 1991.
  • 1991.   "The Professions in the Construction Industry", Nat. Symp. The Maltese Engineering Professions and the Challenges from Europe, University of Malta, March 1991. 
  • 1988.  "Do we know our limestone?", The Architect. 
  • 1985.   "Building Development Areas, 1983 - a proposal for Mosta, The Architect. 
  • 1985.   "Education for Professional Practice", The Architect.

PROFESSOR JOANN CASSAR 

  • In print. “Classifying Maltese prehistoric limestone megaliths by means of geochemical data.” In: Proceedings of the 7 th International Conference of the Association for the Study of Marble and Other Stones used in Antiquity, ASMOSIA VII, Thassos , Greece 15 – 20 September 2003 . To be published as a supplement volume of the Bulletin de Correspondance Hellénique (BCH), volume number BCH, 51.
  • 2007. “Stone properties and weathering induced by salt crystallization of Maltese Globigerina Limestone.” (joint author with E. Rothert, T. Eggers, J. Ruedrich and B. Fitzner). In: Geological Society, London, Special Publications 271, 189-198.
  • 2007. "Malta's prehistoric temples: conservation issues." In: STONE Newsletter on stone decay. **No 1 - Jun 2007, 3-7.
  • 2006. “The treatment of weathered Globigerina Limestone: the surface conversion of calcium carbonate to calcium oxalate”. (joint author with T. Mifsud). In: Heritage, Weathering and Conservation. Proceedings of the International Conference HWC-2006, Madrid, Spain, pp. 727-734.
  • 2006. “San Pawl Milqi, Burmarrad, Malta – presentation of a multi-cultural site in a changing landscape.” (joint author with S. Cefai and D. Locatelli). In: Proceedings of the ICOMOS Scientific Symposium: Monuments and sites in their setting - conserving cultural heritage in changing townscapes and landscapes. Section   III:  Evolving townscapes  and landscapes  within  their  settings:  managing dynamic  change. Xi’an , China, 17 – 25 October, 2005. http://www.international.icomos.org/xian2005/papers/3-46.pdf
  • 2005. "Benefits of Non-destructive Analytical Techniques for Conservation." (co-editor with  A. Adriaens, A. and C. Degrigny.)  Papers from a COST Action G8 workshop held in Kalkara, Malta, on 8 January 2004. OPOCE, Office for Official Publications of the European Communities, Luxembourg.
  • 2005. "Degrado e problematiche conservative di un dipinto ad olio su pietra a Malta." (joint author with R. De Angelis, and I. Kakoulli). In: Scienza e Beni Culturali XXI. Sulle Pitture Murali Riflessioni, Conoscenze, Interventi. Atti del Convegno di Studi Bressanone 12- 15 luglio 2005, pp. 135-145.
  • 2005. "Gesteinseigenschaften und salzbedingtes Verwitterungsverhalten maltesischer Globigerinen Kalksteine." (joint author with J. Rüdrich, E. Rothert, T. Eggers, B. Fitzner, and S. Siegesmund) In: STEIN Zerfall und Konservierung. Siegesmund, S., Auras, M., and Snethlage, R. (eds). Germany: Edition Leipzig, pp. 194 - 200.
  • 2005. "Conservation of the ship graffiti at the Tarxien Temples." In: De Triremibus: A collection of maritime essays in honour of Joe Muscat. Cortis, T., and Gambin, T. (eds). Malta: PEG Books, pp. 129-144.
  • 2004. "Composition and property data of Malta’s building stone for the construction of a database." In: Architectural and sculptural stone in cultural landscape. Prikryl R. and Siegl P. (eds). pp. 11-28.
  • 2004.  "Comparing visual and geochemical classification of limestone types: the Maltese Globigerina Limestone." In: Stone 2004, 10th International Congress on Deterioration and Conservation of Stone, 27 June-2 July, 2004, Stockholm, Sweden, pp. 569-577.
  • 2004.  "Oil-painting on stone: a case study on original technique and deterioration of an early 20 th century painting by Giuseppe Calií in Malta." (joint author with R. De Angelis, I. Kakoulli, and M.P. Colombini. In: Stone 2004, 10 th International Congress on Deterioration and Conservation of Stone, 27 June – 2 July, 2004, Stockholm, Sweden, pp. 793-800.
  • 2004. "An internet-accessible multilingual illustrated glossary on stone deterioration." (joint author with V. Vergès-Belmin, T. Anson Cartwright, E. Charola, E. De Witte, J. Delgado-Rodriguez, V. Fassina, B. Fitzner, L. Fortier, C. Franzen, J-M. Garcia de Miguel, M. Klingspor-Rotstein, W. Krumbein, R-A. Lefèvre, I. Maxwell, T. Nishiura, A. Queisser, I. Pallot-Frossard, R. Snethlage, F. Tourneur, J-M. Vallet, R. Van Hees, M. Varti-Matarangas, T. Warscheid, K. Winterhalter. In: Stone 2004, 10 th International Congress on Deterioration and Conservation of Stone, 27 June – 2 July, 2004, Stockholm, Sweden, pp. 699-706.
  • 2003.  " Fort Chambray: The genesis and realisation of a project in eighteenth-century Malta." Cassar, J. (joint author with K. Buhagiar). In: Melita Historica, Malta, Vol. XIII, no. 4, pp. 347 – 364.
  • 2003. "Methodology to identify badly weathering limestone using geochemistry: case study on the Lower Globigerina Limestone of the Maltese islands." (joint author with A. Vella)  In: Quarterly Journal of Engineering Geology and Hydrogeology, 36, pp. 85-96. 
  • 2002. "Deterioration of the Globigerina Limestone of the Maltese Islands."  In: Natural Stone, Weathering Phenomena, Conservation Strategies and Case Studies. Siegesmund, S., Weiss, T. & Vollbrecht, A. (eds). Geological Society, London. Special Publication, 205, pp. 33-49. 
  • 2002. "L'inserimento ambientale di grandiopere del passato." (joint author with A. Ercoli) In: Geologia dell'Ambiente. Periodico trimestrale della Società Italiana di Geologia Ambientale, Anno X, N. 4/2002, pp. 29 – 35.
  • 2001. “Petrographical and chemical research on the stone of the megalithic temples.” (joint author with S. Vannucci). In: Malta Archaeological Review, Issue 5, pp. 40 – 45.
  • 2001. "The materials used in 19 th and 20 th century plasters: from lime and gypsum to Portland cement."  http://www.plasterarc.net/essay/essay/Joa.html 
  • 2001. “Glossary.  Materials used in 19 th and 20 th century. Plaster Architecture.”  (joint author with R. De Angelis). http://www.plasterarc.net/essay/essay/Cassarindex.html  October 2001. 
  • 2000. "Performance testing of transparent protective coatings on Globigerina Limestone"  (joint author with G. Tonna, A. Torpiano, and G. Zammit. In: Deterioration and Conservation of Stone, Proceedings of the 9 th  International Congress, Venice, Italy. Elsevier, The Netherlands, Vol. 2, pp. 251 – 261.
  • 2000. "Conservation Studies at the Hal Saflieni Hypogeum". In: The Hal Saflieni Hypogeum 4000 BC - 2000 AD.  Pace A. (ed.). National Museum of Archaeology, Museums Department, Malta, pp. 45 – 52.
  • 1999. "Chemistry and the Conservation of Limestone Monuments in Malta" In: Mediterranean Magazine, Monographic Issue: the Role of Chemical Industry and Chemical Research for the Eco-sustainable Development of the Mediterranean Area, N. 2,  25 – 26.
  • 1999. "The conservation of limestone buildings". In: Mediterranean Magazine, Special Issue: New Materials and Methods for the Preservation, Conservation and Restoration of the Mediterranean Cultural Heritage in order to support an Innovative Environmental Friendly form of Tourism, N. 1, 10 –12.
  • 1997. "Deterioration of stone buildings". In: Vigilo, June-September 1997, 10 – 12.
  • 1997. "The state of conservation of the prehistoric monuments of the islands of Malta and Gozo: an overview"  In: Euro-Med workshop, Contribution of Science and Technology to the Protection of Cultural Heritage in the Mediterranean Basin,  Carthage, Tunisia, 9 - 15 June 1997.
  • 1996. "Environmental effects on deterioration of monuments: case study of the church of Sta. Marija ta’ Cwerra, Malta" (joint author with  K. Torfs and R. Van Grieken). In: Proceedings, European Commission Research Workshop, Origin, Mechanisms and Effects of Salt on Degradation of Monuments in Marine and Continental Environments, 25 - 27 March, 1996, Bari, Italy. Protection and Conservation of the European Cultural Heritage Research Report No 4,  441 – 452.
  • 1996. "Investigation on the moisture and salt migration in the wall masonry and on the presence of salt efflorescences on stone surface in the Church of Sta. Marija Ta' Cwerra at Siggiewi, Malta" (joint author with V. Fassina, A. Mignucci, A. Naccari, A. Stevan and A. Torpiano). In: Proceedings, European Commission Research Workshop, Origin, Mechanisms and Effects of Salt on Degradation of Monuments in Marine and Continental Environments, 25 - 27 March, 1996, Bari, Italy. Protection and Conservation of the European Cultural Heritage Research Report No 4,  291 – 308.
  • 1996. "Multivariate data analysis applied to salt efflorescences occurring at Sta. Marija Ta' Cwerra church ( Malta)" (joint author with A. Mauricio, L. Aires Barros,  V. Fassina and A. Torpiano). In:  Proceedings, European Commission Research Workshop, Origin, Mechanisms and Effects of Salt on Degradation of Monuments in Marine and Continental Environments, 25 - 27 March, 1996, Bari, Italy. Protection and Conservation of the European Cultural Heritage Research Report No 4,  393 – 402.
  • 1996. "Deterioration of a prehistoric Hypogeum in Malta". In:  Proceedings of the XIII Congress of the International Union of  Prehistoric and Protohistoric Sciences (UISPP), Forli', Italy, Volume 6, Tome 1, pp. 707 – 713.
  • 1996. "Monitoring of environmental parameters to explain stone deterioration: church of Sta. Marija Ta' Cwerra, Malta". (joint author with K. Torfs and R. Van Grieken). In: 8 th  International Congress on the Deterioration and Conservation of Stone,  30.9 - 4.10.1996, Berlin, Germany, Vol. 1, 265 – 271.
  • 1995. "Analysis of  deterioration processes affecting a limestone monument -  the church of Santa Marija Ta' Cwerra, Malta.  (joint author with A. Torpiano). In: 1 st International Congress on: Science and Technology for the Safeguard of Cultural Heritage in the Mediterranean Basin, Catania - Siracusa,  Italy, November 27-December 2, 1995, Vol.1, 33 – 38.
  • 1994. “Factors causing deterioration of frescoes within a medieval church in Malta and a proposed solution”. (joint author with C. Taliana C., A.J. Vella and F. Ventura). In: International Symposium on the Conservation of the Relics of Medieval Monumental Architecture, Warsaw - Lednic, 24-26 May 1994, 125 – 130. Published in Polish: Czynniki powodujace niszczeniefreskow w sredniowiecznym kosciele na Malcie, Ochrona Zabytkow, v.1, 85 – 90 (1995).
  • 1994. "I templi megalitici preistorici delleisole maltesi: la rilevazione architettonica". (joint author with G. Tampone, S. Vannucci, W. Ferri, S. Fiorito, P. Pieri-Nerli, P. Sausa and I. Zetti). In: Proceedings of the 3 rd International Symposium, The Conservation of Monuments in the Mediterranean Basin, Venice, Italy, 443 – 453.
  • 1994. "I templi megalitici preistorici delleisole maltesi: determinazione delle propieta' meccaniche dei materialied interpretazione dei dissesti". (joint author with  G.Tampone, S. Vannucci, S. Giordano, S. Fiorito, P. Pieri-Nerli, P. Sausa and I. Zetti). In: Proceedings of the 3 rd International Symposium, The Conservation of Monuments in the Mediterranean Basin, Venice, Italy, 567 – 575.
  • 1994. "I templi megalitici preistorici delle isole maltesi: cause e processi di degradazione del Globigerina Limestone". (joint author with S. Vannucci, G. Alessandrini, G. Tampone and M.L Vannucci). In: Proceedings of the 3 rd International Symposium, The Conservation of Monumentsin the Mediterranean Basin, Venice, Italy, 555 – 565.
  • 1994. "I templi megalitici preistorici delleisole maltesi: criteri di intervento." (joint author with G. Tampone, S. Vannucci, S. Fiorito, P. Pieri-Nerli, P. Sausa and I. Zetti). In: Proceedings of the 3 rd International Symposium, The Conservation of Monuments in the Mediterranean Basin, Venice, Italy,  455 – 459.
  • 1994. "The Gozo prisons graffiti" (joint author with J. Muscat). In: Melita Historica, Vol. XI, no. 3, 241 – 273.
  • 1993. "The Hal Saflieni Prehistoric Hypogeum in Malta. An international effort for the conservation of an underground limestone monument". In: UNESCO International Congress on the Conservation of Stone and Other Materials, E.& F.N. Spon, Chapman and Hall, London, England,  287 – 294.
  • 1993. "Visitor impact on an underground prehistoric monument - the Hal Saflieni Hypogeum" (joint author with A. Bonnici, P.J. Schembri  and F. Ventura).  In: Preprints of the ICOM Committee for Conservation 10 th Triennial Meeting, Washington DC,  Working Group 24 on Rock Art, 825 – 830.
  • 1993. "The conservation of a prehistoric underground temple, the Hal Saflieni Hypogeum in Malta. A study of the causes of deterioration". In: 2 nd Course on Stone Material in Monuments: diagnosis and conservation, Community of Mediterranean Universities, C.U.M. University  School Monument Conservation, Heraklion, Crete, 169 – 177.
  • 1991. "Water seepage in Hal Saflieni Hypogeum, Malta. Tracing the source by chemical analysis" (joint author with A.J. Vella, D. Brincat and S. Copperstone). In: Proc. 1 st Int. Colloqium on the Role of Chemistry in Archaeology, Birla Institute of Scientific Research, Hyderabad, India, 9 –16.  · 1991. "Air pollution and its effects on cultural property - a Mediterranean example". In: 1 st Course on Weathering and Air Pollution, Community of Mediterranean Universities, C.U.M. University  School Monument Conservation, Lago di Garda, Italy,  229 – 241.
  • 1991. "Aspetti architettonici e costruttivi dei templi megalitici preistorici maltesi e criteri di restauro". (joint author with G.  Tampone and S. Vannucci). In: La preistoria de  les illes de la Mediterrania occidental, X Jornades d'Estudis Historics Locals, Mallorca, Spain, 243 – 276.
  • 1990. "The prehistoric megalithic temples of the Maltese islands: an architectural interpretation of structures, building techniques, materals". (joint author with G. Tampone and S. Vannucci). In: International Seminar, Towards the Second Century of Archaeology in Sri Lanka, 7-13 July, 1990, Colombo. · 1990. "The prehistoric megalithic temples of the Maltese islands: the deterioration and criteria for conservation". (joint author with G. Tampone and S. Vannucci). In: International Seminar, Towards the Second Century of Archaeology in Sri Lanka, 7-13 July, 1990, Colombo.
  • 1990. "The deterioration of cultural property by airborne pollutants: case study of a Mediterranean island". (joint author with A. Bonanno). In: Roundtable/Workshop on Man-made and Volcanic Particles and Gases: their Impact on Different Environments and Effects on the Cultural Heritage, PACT, Journal of the European Study Group on Physical, Chemical, Mathematical and Biological Techniques Applied to Archaeology, 33, II-6,161 – 182.
  • 1990. "Preliminary report on the relationship between climate and conservation within the Hal Saflieni Hypogeum in Malta". (joint author with A. Bonnici, P.J. Schembri  and F. Ventura). In: Actes Journees Internationales d'Etude sur la Conservation de l'Art Ruperstre [Dordogne, Perigord, France, 20-23 Août 1990], 155 – 162.
  • 1989. "Conservazione e restauro dei templi megalitici preistorici maltesi: progetto bilaterale di ricerca e risultanze delle prime missioni di studio". (joint author with G. Tampone and S. Vannucci). In: Pre-prints of the  1 st International Symposium, The Conservation of Monuments in the  Mediterranean  Basin, 139 –146.
  • 1988. "Previous stone restoration methods in the Maltese islands". In: Early Advances in Conservation, British Museum Occasional Paper No 65, 103 – 116.
  • 1987. "Nuove ipotesi sull'architettura del tempio megalitico di Ggantija a Gozo". (joint author with G. Tampone and S. Vannucci). In: Bollettino Ingegnieri della Toscana, 3, 3 – 21.
  • 1985. "The treatment of a typical soft limestone with different consolidants: a comparative study" (joint author with S. Vannucci and G. Tampone). In: Bollettino Ingegnieri della Toscana, 11, 3 –11.   
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