alcalins sur l'argent.” Annales de Chimie et de Physique, series 7, 14 (1898): pp. 205–206. Berthelot, M. “Sur l'altération lente des alliages métalliques contenant du cuivre, au contact simultané de l'air et des chlorures alcalins.” Annales de Chimie et de Physique, series 7, 22 (1901): p. 457–460. Applegren, H. “Krefting's Methode für Reinigung und Konservierung von Metalgegenständen.” Finska förnminnesföreningens Tidskrift17 (1897): pp. 333–347. Frazer, W. “Ulcerative Disease of Bronze, or 'Bronze Cancroid.'.” Journal of the Royal Society of Antiquaries of Ireland8 (1898): pp. 61–62. Setlick, B. “Über natürliche und künstlicheunstliche Patina, sowie Reinigung und Konservierung von Altertümern.” Chemiker-Zeitung 27 (1903): pp. 454–455. Flinders Petrie, W. M.“The Treatment of Small Antiquities.” Archaeological Journal 65 (1888): pp. 85–89. Rathgen, F. Die Konservierung von Altertumsfunden, Berlin 1898 (chapter on metals conservation). (English edition online) Flinders Petrie, W.M. The Method and Aims in Archaeology, London 1904 (chapter on conservation) (online) Rosenberg, G. Antiquités en fer et en bronze : leur transformation dans la terre contenant de l'acide carbonique et des chlorures et leur conservation, Copenhagen 1917. Scott, A. The cleaning and restoration of museum exhibits (report upon investigation conducted at the British Museum, Department of Scientific and Industrial Research). London 1921. Scott, A. The cleaning and restoration of museum exhibits, 2d report. British Museum, Department of Scientific and Industrial Research. London 1923. Fink, C.G.; Eldridge, C.H. The restoration of ancient bronzes and other alloys, New York 1925.( online) Galnbek, I.A. Ochistka i sokhranenie metallicheskikh predmetov drevnosti, Leningrad 1925 (first book dedicated to metals conservation/not only bronze and iron) Scott, A. The cleaning and restoration of museum exhibits, 3d report. British Museum, Department of Scientific and Industrial Research. London 1926.(Russian edition online) Nichols, H. W. Restoration of ancient bronzes and cure of malignant patina. Chicago 1930. (online) Lucas, A. Antiques: Their restoration and preservation. London 1932. (online) Plenderleith, H.J. The preservation of Antiquities, London 1934 (Chapter on metals conservation) Ocherki po metodike tehnologicheskog issledovaniya restavracii i konservacii drevnih metalicheskih izdeliy, Moscow 1935. (online) Farmakovskiy, M.V. Konservaciya i restavraciya muzeinih kollekciy, Moscow 1946 (chapter on metals conservation) (online) Plenderleith, H.J. The Conservation of Antiquities and Works of Art, London 1956 (chapter on metals conservation) France-Lanord, A. La conservation des antiquites metalliques, Paris 1962. Online magazines BROMEC Bulletin of Research on Metal Conservation Metals conservation blogs 1. Armas protohistóricas con magnetita, by Jesús Alonso López 2.Conservation of metals - by Catia Viegas-Wesolowska 3. Staffordshire Hoard Blog 4.