Karapetyan, G.A., and H.A. Petrosyan. “EMBEDDING THEOREMS FOR MULTIANISOTROPIC SPACES WITH TWO VERTICES OF ANISOTROPICITY”. Proceedings of the YSU A: Physical and Mathematical Sciences 51, no. 1 (242) (March 20, 2017): 29–37. Accessed July 22, 2024. https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol51_no1_2017_pp029-037.