@article{KUKZ_1967_4_4_a12,
     author = {A. V. Kuznetsov and R. Z. Gubaidullina},
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyra} {\cyro}~{\cyrs}{\cyrt}{\cyrr}{\cyru}{\cyrishrt}{\cyrn}{\cyro}{\cyrm}
},
     journal = {Trudy seminara po kraevym zada\v{c}am},
     pages = {112--120},
     publisher = {mathdoc},
     volume = {4},
     number = {4},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUKZ_1967_4_4_a12/}
}