Mirzakhanyan N, Piliposyan H. ON A QUESTION OF A. SOZUTOV. Proc. YSU A: Phys. Math. Sci. [Internet]. 2018 Aug. 15 [cited 2024 Nov. 22];52(2 (246):88-92. Available from: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol52_no2_2018_pp088-092