Vardanyan, V. P., and T. G. Mkrtchyan. “MODIFICATION OF GEOLOGICAL ENVIRONMENT OF YEREVAN CITY UNDER THE TECHNOGENIC IMPACT”. Proceedings of the YSU C: Geological and Geographical Sciences 45, no. 2 (225) (July 24, 2011): 27–32. Accessed November 22, 2024. https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol45_no2_2011_pp027-032.