@article{FPM_2024_25_1_a14,
     author = {A. I. Shtern},
     title = {Criterion for the extendability of a~unitary character on a~normal subgroup of a~product group to a~pure one-dimensional pseudorepresentation of the group},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {251--254},
     publisher = {mathdoc},
     volume = {25},
     number = {1},
     year = {2024},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2024_25_1_a14/}
}