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@article{DAN_1973_209_6_a12, author = {P. Tammela}, title = {On the reduction theory of positive quadratic forms}, journal = {Doklady Akademii Nauk}, pages = {1299--1302}, publisher = {mathdoc}, volume = {209}, number = {6}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1973_209_6_a12/} }
P. Tammela. On the reduction theory of positive quadratic forms. Doklady Akademii Nauk, Tome 209 (1973) no. 6, pp. 1299-1302. http://geodesic.mathdoc.fr/item/DAN_1973_209_6_a12/