@article{DE_1971_7_11_a4,
     author = {S. T. Zavalishchin},
     title = {Guaranteeing the accuracy of a signal transmission under constantly acting perturbations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1974--1981},
     publisher = {mathdoc},
     volume = {7},
     number = {11},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1971_7_11_a4/}
}