Hakobyan G, Ghorbanian S. INITIAL-BOUNDARY VALUE PROBLEM FOR SECOND ORDER DEGENERATE PSEUDOHYPERBOLIC EQUATIONS. Proc. YSU A: Phys. Math. Sci. [Internet]. 2012 May 10 [cited 2024 Nov. 23];46(2 (228):10-3. Available from: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol46_no2_2012_pp010-013