@article{IVM_1965_2_a20,
     author = {I. Sh. Slavutskii},
     title = {An estimate from above and the arithmetical calculation of the class-number of real quadratic fields},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {161--165},
     publisher = {mathdoc},
     number = {2},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1965_2_a20/}
}