@article{DAN_1985_283_1_a3,
     author = {A. M. Krasnosel'skii and M. A. Krasnosel'skii},
     title = {Large amplitude cycles in autonomous systems with hysteresis},
     journal = {Doklady Akademii Nauk},
     pages = {23--26},
     publisher = {mathdoc},
     volume = {283},
     number = {1},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1985_283_1_a3/}
}