L. K. Tatevosian, L. B. Mirzoyan, and A. M. Melkonyan, “GEOLOGICAL INTERPRETATION OF THE MAP OF SECOND DERIVATIVES OF GRAVITY FIELD $\mathrm{(g_{zz})}$ ON THE LEFT BANK OF THE VOROTAN RIVER”, Proc. YSU C: Geol. Geogr. Sci., vol. 46, no. 2 (228), pp. 19–23, Jul. 2012.