@article{VSGU_2018_24_1_a3,
     author = {V. V. Narozhnov},
     title = {Modeling of a nonlinear oscillator with collisions},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {25--33},
     year = {2018},
     volume = {24},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2018_24_1_a3/}
}