Babi︠t︡skiĭ, V. I., & Krupenin, V. L. (1985). Kolebani︠i︡a v silʹno nelineĭnykh sistemakh: Nelineĭnosti porogovogo tipa. "Nauka," Glav. red. fiziko-matematicheskoĭ lit-ry.
Chicago Style (17th ed.) CitationBabi︠t︡skiĭ, V. I., and V. L. Krupenin. Kolebani︠i︡a V Silʹno Nelineĭnykh Sistemakh: Nelineĭnosti Porogovogo Tipa. Moskva: "Nauka," Glav. red. fiziko-matematicheskoĭ lit-ry, 1985.
MLA (8th ed.) CitationBabi︠t︡skiĭ, V. I., and V. L. Krupenin. Kolebani︠i︡a V Silʹno Nelineĭnykh Sistemakh: Nelineĭnosti Porogovogo Tipa. "Nauka," Glav. red. fiziko-matematicheskoĭ lit-ry, 1985.
Warning: These citations may not always be 100% accurate.