1.
Kamalyan A, Karakhanyan M. ON SOLVABILITY OF SOME BOUNDARY PROBLEM. Proc. YSU A: Phys. Math. Sci. [Internet]. 2020 Apr. 15 [cited 2024 Nov. 22];54(1 (251):29-34. Available from: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol54_no1_2020_pp029-034