@article{DAN_1967_177_6_a11,
     author = {V. V. Kalashnikov},
     title = {Operating stability of complex systems},
     journal = {Doklady Akademii Nauk},
     pages = {1294--1297},
     year = {1967},
     volume = {177},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_177_6_a11/}
}