@article{MZM_1975_17_1_a19,
     author = {V. G. Sprindzhuk},
     title = {Diophantine equations and class numbers},
     journal = {Matemati\v{c}eskie zametki},
     pages = {161--168},
     year = {1975},
     volume = {17},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1975_17_1_a19/}
}