Achoyan, Zh.A. “EVALUATION OF CHANGES IN GROUNDWATER HYDRODYNAMIC CONDITIONS RESULTED BY CONSTRUCTION OF DRAINAGE GALLERIES FOR YEREVAN UNDERGROUND”. Proceedings of the YSU C: Geological and Geographical Sciences 47, no. 2 (231) (August 13, 2013): 13–18. Accessed July 22, 2024. https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol47_no2_2013_pp013-018.