@article{DAN_1968_182_2_a3,
     author = {L. A. Kogan},
     title = {Theory of modular forms and the problem of finding formulas for the number of representations of numbers by positive quadratic forms},
     journal = {Doklady Akademii Nauk},
     pages = {259--261},
     publisher = {mathdoc},
     volume = {182},
     number = {2},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_182_2_a3/}
}