Ohanyan V, Adamyan G. COVARIOGRAM OF A RIGHT PARALLELEPIPED. Proc. YSU A: Phys. Math. Sci. [Internet]. 2019 Aug. 15 [cited 2024 Nov. 26];53(2 (249):101-8. Available from: https://journals.ysu.am/index.php/proceedings-phys-math/article/view/vol53_no2_2019_pp101-108