1. Nickel and Nickel Alloys;Agarwal,2000
2. Corrosion of Nickel and Nickel-Base Alloys;Friend,1980
3. Council of Europe's Policy Statements Concerning Materials and Articles Intended to Come into Contact with Foodstuffs – Policy Statement Concerning Metals and Alloys – Technical Document – Guidelines on Metals and Alloys Used as Food Contact Materials – 13.02.2002, – www.coe.fr/soc-sp, Partial Agreement Department in the Social and Public Health Field, Council of Europe, Avenue de l'Europe, F-67000, Strasbourg.
4. Council Directive 98/83/EC of November 1998 on the quality of water intended for human consumption, Official Journal of the European Communities, 5.12.98, L 330/32–54.
5. International Nickel Co., Inc., Corrosion Resistance of Nickel and Nickel Containing Alloys in Caustic Soda and Alkalis, Corrosion Engineering Bull. CEB-2, 1973.