@article{DAN_1996_347_4_a6,
     author = {P. -A. Bliman and M. Sorin and A. A. Vladimirov and A. M. Krasnosel'skii},
     title = {Forced oscillations in control systems with hysteresis},
     journal = {Doklady Akademii Nauk},
     pages = {458--461},
     publisher = {mathdoc},
     volume = {347},
     number = {4},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1996_347_4_a6/}
}