@article{DAN_1986_290_5_a12,
     author = {G. G. Sutyrin},
     title = {Synoptic motions of finite amplitude},
     journal = {Doklady Akademii Nauk},
     pages = {1084--1088},
     year = {1986},
     volume = {290},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_290_5_a12/}
}