A.Sh. Shaldanbayev, S.M. Shalenova, M.B. Ivanova, & A.A. Shaldanbayeva. (2019). ON SPECTRAL PROPERTIES OF A BOUNDARY VALUE PROBLEM OF THE FIRST ORDER EQUATION WITH DEVIATING ARGUMENT. Известия НАН РК. Серия физико-математическая, (5), 19–39. извлечено от https://journals.nauka-nanrk.kz/physics-mathematics/article/view/1656