Khodakov V. Yu, Epshtein A. D and Gloriozov A. P Inorganic chemistry Textbooks for schools Yu. V. Khodakov, D. A Epshtein and P. A. Gloriozov - Part 1 - Moscow Mir Publishers 1984 - p. 229.:ill. Hbk LC Class. No.: QD 151. 2. K56 Vol 1 / 1984