Sartabanov Zhaishylyk Almaganbetovich, Aitenova Gulsezim Muratovna, Toremuratova Gulbarshyn Spartakkyzy. MUTUAL REDUCTION OF LINEAR MULTIPERIODIC SYSTEMS OF EQUATIONS WITH DIFFERENTIATION OPERATORS. PMS [Интернет]. 15 декабрь 2021 г. [цитируется по 23 декабрь 2024 г.];(6):128-35. доступно на: http://89.250.84.46/physics-mathematics/article/view/2902