@article{FAA_1991_25_2_a11,
     author = {A. I. Shtern},
     title = {Quasirepresentations and pseudorepresentations},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {70--73},
     year = {1991},
     volume = {25},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1991_25_2_a11/}
}