@article{DAN_1961_139_3_a14,
     author = {Ya. Z. Tsypkin},
     title = {The effect of random interference on a periodic state in relay automatic systems},
     journal = {Doklady Akademii Nauk},
     pages = {570--573},
     publisher = {mathdoc},
     volume = {139},
     number = {3},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_139_3_a14/}
}