@misc{DM_1994_6_4_a9,
     title = {Sergei {Vsevolodovich} {Yablonskii} (on the occasion of his seventieth birthday)},
     journal = {Diskretnaya Matematika},
     pages = {154--157},
     year = {1994},
     volume = {6},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1994_6_4_a9/}
}