@misc{DM_1990_2_4_a12,
     title = {All-Union conference dedicated to the 70th anniversary of {S.~Kh.~Sirazhdinov}},
     journal = {Diskretnaya Matematika},
     pages = {125},
     publisher = {mathdoc},
     volume = {2},
     number = {4},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1990_2_4_a12/}
}