A.Sh. Shaldanbayev, S.M. Shalenova, M.B. Ivanova, A.A. Shaldanbayeva. ON SPECTRAL PROPERTIES OF A BOUNDARY VALUE PROBLEM OF THE FIRST ORDER EQUATION WITH DEVIATING ARGUMENT. PMS [Интернет]. 10 октябрь 2019 г. [цитируется по 23 декабрь 2024 г.];(5):19-39. доступно на: http://89.250.84.46/physics-mathematics/article/view/1656