@article{VUU_2011_1_a4,
     author = {N. I. Zhelonkina and A. N. Sesekin and S. P. Sorokin},
     title = {On stability of linear systems with impulsive actions at the matrix of system and delay},
     journal = {Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹ\^uternye nauki},
     pages = {40--46},
     publisher = {mathdoc},
     number = {1},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VUU_2011_1_a4/}
}