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@article{DAN_1957_116_6_a21, author = {A. N. Khlapova}, title = {New data on the polymorphism of sodium carbonate}, journal = {Doklady Akademii Nauk}, pages = {979--982}, publisher = {mathdoc}, volume = {116}, number = {6}, year = {1957}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1957_116_6_a21/} }
A. N. Khlapova. New data on the polymorphism of sodium carbonate. Doklady Akademii Nauk, Tome 116 (1957) no. 6, pp. 979-982. http://geodesic.mathdoc.fr/item/DAN_1957_116_6_a21/