1. Application of Science in Examination of Works of Art;Hanson,1970
2. SURFACE-ENRICHMENT OF BURIED METALS
3. T. Stambolov, The Corrosion and Conservation of Metallic Antiquities and Works of Art (published by Central Research Laboratory for Objects of Art and Science. Oranje Nassaulaan 16, Amsterdam).
4. Corrosion and Metal Artifacts;Brown;NBS Special Publications,1977
5. The Deterioration of Gold Alloys and Some Aspects of Their Conservation