Frequency Symbolic method of Assessment of asymptotic stability of linear Time-variable Circuits. - Yuriy Shapovalov; Bohdan Mandzi; Dariya Smal (Int. J. Comput., 2012)

The methods of exclusion of variables in symbolic time models of linear periodically time-variable circuit. - Yuriy Shapovalov; Dariya Smal (EWDTS, 2013)

Determination and Management of Gas Distribution Companies' Competitive Positions. - Kostiantyn Pavlov; Olena Pavlova; Myroslav Korotia; Liliana Horal; Ihor Ratushniak; Mykola Semenov; Liubov Ratushniak; Yuriy Shapovalov; Sergey Anastasenko; Iryna Hryhoruk; Nazariy Popadynets (AHFE (16), 2020)