Vardanyan, V.P., and M.A. Grigoryan. “THE USE OF HYDROGEOPHYSICAL CHARACTERISTICS WHEN SCHEMATIZING THE GEOFILTRATION CONDITIONS OF VOLCANIC REGIONS”. Proceedings of the YSU C: Geological and Geographical Sciences 54, no. 2 (252) (August 17, 2020): 88–92. Accessed November 23, 2024. https://pub.ysu.am/index.php/proceedings-geol-geogr/article/view/vol54_no2_2020_pp088-092.