@article{IVM_1982_9_a15,
     author = {N. G. Makeev},
     title = {Some properties of the fundamental matrix of a~system of {Volterra} integro-differential equations},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {81--83},
     publisher = {mathdoc},
     number = {9},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1982_9_a15/}
}