@article{PismaZhETF.41.328, title = {A class of nonlinear systems with memory}, author = {Vedenov, A. A. and Levchenko, E. B.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {41}, issue = {8}, pages = {328}, year = {1985}, doi = {}, url = {http://jetpletters.ru/ps/0/article_22353.shtml}, }