@article{IVM_2015_10_a4,
     author = {A. N. Abyzov},
     title = {Rings of formal matrices close to regular ones},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {57--60},
     publisher = {mathdoc},
     number = {10},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2015_10_a4/}
}