@misc{FAA_1993_27_4_a0,
     title = {B.~Ya.~Levin (obituary)},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {1},
     publisher = {mathdoc},
     volume = {27},
     number = {4},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1993_27_4_a0/}
}