@misc{KUTGS_1980_12_a0,
     title = {Information on sessions of {Geometrical} {Seminar} of {Kazan} {University} (1978, {May} -- 1979, {February)}},
     journal = {Trudy Geometricheskogo Seminara},
     pages = {3--4},
     publisher = {mathdoc},
     volume = {12},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUTGS_1980_12_a0/}
}