@article{Lobas_1999 author = {Leonid G. Lobas}, title = {On Periodizing Solution of Dynamical Systems with the Simplest Symmetry under Changing of Control Parameters. Part 1}, journal = {Journal of Automation and Information Sciences}, issn = {1064-2315}, year = {1999}, volume = {31}, number = {7-9}, pages = {21--32} }