@article{PMFA_1975_20_3_a6,
     author = {Masopust, Rudolf},
     title = {Sofia {Vasiljevna} {Kovalevsk\'a}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {159--160},
     year = {1975},
     volume = {20},
     number = {3},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1975_20_3_a6/}
}