@article{Pshenitchnyi_1997 author = {Boris N. Pshenitchnyi and Vsevolod M. Kuntsevich}, title = {Invariant and Stationary Sets of Nonlinear Discrete Systems Under Bounded Perturbations}, journal = {Journal of Automation and Information Sciences}, issn = {1064-2315}, year = {1997}, volume = {29}, number = {4-5}, pages = {169--179} }