@article{IVM_2019_6_a2,
     author = {S. N. Kiyasov},
     title = {Some classes of linear conjugation problems for a four-dimensional vector that are solvable in closed form},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {23--33},
     publisher = {mathdoc},
     number = {6},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2019_6_a2/}
}