restoration of metals : proceedings of the symposium held in Edinburgh, 30–31 March 1979., Edinburgh 1979. Stambolov, T. The corrosion and conservation of metallic antiquities and works of art - a preliminary survey, Amsterdam 1985. Corrosion inhibitors in conservation: The Proceedings of the conference held by UKIC in association with the Museum of London, London 1985. Pearson, C. Conservation of Marine Archaeological Objects, London 1987. Conservation of metal statuary and architectural decoration in open-air exposure : symposium, Paris, 6. - 8. X. 1986 = Conservation des oeuvres d'art et décorations en métal exposées en plein air, Rome 1987. Townsend, J.H.; Child, R.E. Modern metals in museums, Cardiff 1988. Metals Conservation: 7th International Restorer Seminar, Veszprem, Veszprem 1989. Brown, B. ; Burnett, H. ; Chase, W. T. ; Goodway, M., Corrosion and metal artifacts : A dialogue between conservators and archaeologists and corrosion scientists, Houston 1991 METAL 95, Proceedings of International Conference on Metal Conservation, London 1997. METAL 98, Proceedings of International Conference on Metal Conservation, London 1999. METAL 01, Proceedings of International Conference on Metal Conservation, Perth 2002. METAL 04, Proceedings of International Conference on Metal Conservation, Canberra 2005. (online) METAL 07, Proceedings of International Conference on Metal Conservation, Amsterdam 2007. METAL 2010, Proceedings of International Conference on Metal Conservation, Charleston 2011. METAL 2013.Proceedings of Internationsl Conference on Metal Conservation,Edinburgh 2013. METAL 2016.Proceedings of International Conference on Metal Conservation, New Delhi 2017. METAL 2019.Proceedings of International Conference on Metal Conservation, Neuchatel 2019. Scott, D.A. Metallography and Microstructure of Ancient and Historic Metals, Santa Monica 1991. (online) Scott, D.A. Ancient and Historic Metals-Conservation and Scientific Research, Santa Monica 1994.(online) Scott, D.A. Copper and Bronze in Art-Corrosion, Colorants, Conservation, Los Angeles 2002.(online) Scott, D.A. Iron and Steel in Art-Corrosion, Colorants, Conservation, London 2009. Scott, D. A. Ancient Metals: Microstructure and Metallurgy Volume I, Los Angeles 2011. Scott, D. A. Gold and Platinum Metallurgy of Ancient Colombia and Ecuador.: Ancient Metals: Microstructure and Metallurgy Volume II,Los Angeles 2012. Scott, D. A. ANCIENT METALS: MICROSTRUCTURE ANDMETALLURGY Volume III CATALOGUE OF ANCIENT COLOMBIAN DATA.,Los Angeles 2012. Scott, D. A. Ancient Metals: Microstructure and Metallurgy Vol. IV: Iron and Steel.,Los Angeles 2013. Scott ,D.A.,Schwab,R. Metallography in Archaeology and Art,New York 2019. JAIN KAMAL K., NARAIN Shyam, Iron artifacts history, metallurgy, corrosion and conservation, Delhi, Agam Kala Prakashan, 2009, XXII-165 p. Selwyn, L. Metals and Corrosion-A Handbook for Conservation Professional, Ottawa 2004. Draymann-Weiser, T. Gilded Metals-History, Technology,