@article{IVM_1961_1_a17,
     author = {F. I. Shmidtov},
     title = {On functions of two real variables},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {171--176},
     publisher = {mathdoc},
     number = {1},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1961_1_a17/}
}