Achoyan, Zh.A., and O.A. Avetisyan. “WATER PERMEABILITY OF AERATION ZONE GROUNDS OF ADJACENT TERRITORYS OF THE STATIONS «YERITASARDAKAN»–«ZORAVAR ANDRANIK» OF YEREVAN UNDERGROUND”. Proceedings of the YSU C: Geological and Geographical Sciences 47, no. 1 (230) (April 13, 2013): 25–30. Accessed July 3, 2024. https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol47_no1_2013_pp025-030.