Серикбаев, Н, Г Нугманова, and Р Мырзакулов. 2022. “On the Integrable Two-Component (2+1)-Dimensional Davey-Stewartson Equation I”. BULLETIN OF THE L.N. GUMILYOV EURASIAN NATIONAL UNIVERSITY. PHYSICS. ASTRONOMY SERIES 129 (4):73-79. https://doi.org/10.32523/2616-6836-2019-129-4-73-79.