Саженкова, Т.В., А.Н. Саженков, and Е.А. Плотникова. “Application of One Class of Penalty Functions for Solving Variation Problems”. Izvestiya of Altai State University0, no. 1(99) (March 6, 2018): 123-126. Accessed December 20, 2025. https://izvestiya.asu.ru/article/view/%282018%291-22.