(1)
Kirakosyan, A.; Avetyan, K.; Gasparyan, I. PETROS H. BEZIRGANYAN THE GREAT SCIENTIST AND THE PATRIOT: (on the Occasion $ 100^{th} $ Anniversary). Proc. YSU A: Phys. Math. Sci. 2017, 51 (1 (242), 78-80. https://doi.org/10.46991/PYSU:A/2017.51.1.078.