@article{IVM_1963_6_a20,
     author = {G. Bagautdinov and B. Gagaev and B. Laptev},
     title = {K.\,P.~Persidskii (on his 60th birthday)},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {172--173},
     publisher = {mathdoc},
     number = {6},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1963_6_a20/}
}