@misc{AL_2000_39_2_a0,
     title = {Yurii {Leonidovich} {Ershov} (on his 60th birthday)},
     journal = {Algebra i logika},
     pages = {125--126},
     publisher = {mathdoc},
     volume = {39},
     number = {2},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_2000_39_2_a0/}
}