TY - JOUR AU - O. V. Baeva AU - D. A. Kulikov TI - On the question of the periodic solutions of a system of differential equations describing the oscillations of two loosely coupled Van der Pol oscillators JO - Vestnik Tverskogo gosudarstvennogo universiteta. Seriâ Prikladnaâ matematika PY - 2022 SP - 24 EP - 38 IS - 4 UR - http://geodesic.mathdoc.fr/item/VTPMK_2022_4_a2/ LA - ru ID - VTPMK_2022_4_a2 ER -