@article{TRSPY_1951_38_a3,
     author = {B. A. Venkov},
     title = {On indeterminate quadratic forms with integral coefficients},
     journal = {Informatics and Automation},
     pages = {30--41},
     publisher = {mathdoc},
     volume = {38},
     year = {1951},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1951_38_a3/}
}