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Chalcogens

Handbook of chalcogen chemistry, ed Devillanova F (RSC, 2006) – google, QD169.C5 H36, p. 195, 286, 381, 644

Спиридонов Ф М, Зломанов В П, Химия халькогенов. Учебное пособие (М., МГУ, 2000) – www

R S Laitinen, P Pekonen, R J Suontamo, Homo- and heteroatomic chalcogen rings, Coord Chem Rev 130, 1 (1994)


S A Dembovsky, The connection of quasidefects with glass formation in the substances with high lone-pair electron concentration, Mater Res Bull 16, 1331 (1981)