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@article{DAN_1981_260_3_a27, author = {V. A. Petrovsky}, title = {On the nature of zonal structure of crystals}, journal = {Doklady Akademii Nauk}, pages = {630--633}, publisher = {mathdoc}, volume = {260}, number = {3}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1981_260_3_a27/} }
V. A. Petrovsky. On the nature of zonal structure of crystals. Doklady Akademii Nauk, Tome 260 (1981) no. 3, pp. 630-633. http://geodesic.mathdoc.fr/item/DAN_1981_260_3_a27/