@article{IVM_1959_4_a4,
     author = {Yu. S. Bogdanov and G. N. Chebotarev},
     title = {On matrices which commute with their derivatives},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {27--37},
     publisher = {mathdoc},
     number = {4},
     year = {1959},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1959_4_a4/}
}