@article{VTPMK_2022_2_a0,
     author = {V. G. Durnev and A. I. Zetkina},
     title = {Violation of finite approximability for single-coefficient commutant equations},
     journal = {Vestnik Tverskogo gosudarstvennogo universiteta. Seri\^a Prikladna\^a matematika},
     pages = {5--13},
     publisher = {mathdoc},
     number = {2},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTPMK_2022_2_a0/}
}