“GEOMORPHOLOGICAL AND NGINEERING-GEOLOGICAL CONDITIONS OF HALIDZOR–TATEV ROPEWAY CONSTRUCTION”, Proc. YSU C: Geol. Geogr. Sci., vol. 45, no. 1 (224), pp. 24–29, Apr. 2011, doi: 10.46991/PYSU:C/2011.45.1.024.