@misc{KUTGS_1988_18_a0,
     title = {Information on sessions of {Geometrical} {Seminar} of {Kazan} {University} (1983,},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {3--5},
     year = {1988},
     volume = {18},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1988_18_a0/}
}