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@article{IVM_1987_3_a0, author = {V. V. Amel'kin and V. \`E. Zhavnerchik}, title = {The existence of several periodic solutions to equations of {Li\'enard} type}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {3--5}, publisher = {mathdoc}, number = {3}, year = {1987}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1987_3_a0/} }
TY - JOUR AU - V. V. Amel'kin AU - V. È. Zhavnerchik TI - The existence of several periodic solutions to equations of Li\'enard type JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1987 SP - 3 EP - 5 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1987_3_a0/ LA - ru ID - IVM_1987_3_a0 ER -
V. V. Amel'kin; V. È. Zhavnerchik. The existence of several periodic solutions to equations of Li\'enard type. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 3 (1987), pp. 3-5. http://geodesic.mathdoc.fr/item/IVM_1987_3_a0/