Shapovalov, Yuriy     The expansion of the functional possibilities of the system functions MAOPCs for the study of linear periodically-time-variable circuits [Текст] / Yuriy Shapovalov, Bohdan Mandziy, Dariya Bachyk // Modern problems of radio engineering, telecommunications and computer science (TCSET'2016) : proc. of the XIII Intern. conf., febr., 23-26, 2016, Lviv-Slavske, Ukraine / Min. of Education and Science of Ukrainiane, Lviv Polytechn. Nat. Univ. — Львів : Вид-во Львів. політехніки, 2016. — P. 82-86.