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@article{DAN_1988_298_2_a8, author = {V. A. Yakubovich}, title = {Absolute stability of nonlinear systems with a periodically}, journal = {Doklady Akademii Nauk}, pages = {299--303}, publisher = {mathdoc}, volume = {298}, number = {2}, year = {1988}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1988_298_2_a8/} }
V. A. Yakubovich. Absolute stability of nonlinear systems with a periodically. Doklady Akademii Nauk, Tome 298 (1988) no. 2, pp. 299-303. http://geodesic.mathdoc.fr/item/DAN_1988_298_2_a8/