Tumanyan, H. A., R. S. Movsesyan, and H. I. Movsisyan. “ORE KNOT OF SHNOGH-KOGHB”. Proceedings of the YSU C: Geological and Geographical Sciences 43, no. 2 (219) (July 13, 2009): 13–21. Accessed November 25, 2024. https://pub.ysu.am/index.php/proceedings-geol-geogr/article/view/vol43_no2_2009_pp013-021.