Citation: Kuz'micheva, G.M.; Denisov, A.L.; Rybakov, V.B.; Mukhin, B.V.; Smirnov, V.A.; Zharikov, E.V. (1995). Characteristic features of isomorphism in Ca Y Al3 O7 melilites, containing ions of chromium. Zhurnal Neorganicheskoi Khimii, 40, pp. 569-577.