@article{KUKZ_1975_12_12_a12,
     author = {L. M. Kotlyar and D. V. Maklakov},
     title = {{\CYRO}{\cyrb}{\cyrt}{\cyre}{\cyrk}{\cyra}{\cyrn}{\cyri}{\cyre} {\cyrs}~{\cyrch}{\cyra}{\cyrs}{\cyrt}{\cyri}{\cyrch}{\cyrn}{\cyro}{\cyrishrt}
},
     journal = {Trudy seminara po kraevym zada\v{c}am},
     pages = {102--110},
     publisher = {mathdoc},
     volume = {12},
     number = {12},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUKZ_1975_12_12_a12/}
}