“PROTRUSIVE NATURE OF INTRUDING HYPERBAZIT MASSIVES IN THE SEVAN-AKERIAN OPHIOLITE ZONE”, Proc. YSU C: Geol. Geogr. Sci., vol. 49, no. 3 (238), pp. 3–9, Dec. 2015, doi: 10.46991/PYSU:C/2015.49.3.003.