@article{DAN_1968_179_5_a10,
     author = {V. G. Lemmlein},
     title = {The distribution of class numbers~$h$ of real quadratic fields $K(\sqrt{p})$ with prime discriminant $p\equiv1(\operatorname{mod}4)$ over residue classes $\{4k+1\}$ and $\{4k+3\}$},
     journal = {Doklady Akademii Nauk},
     pages = {1050--1053},
     publisher = {mathdoc},
     volume = {179},
     number = {5},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_179_5_a10/}
}