[1]
Z. Achoyan and O. Avetisyan, “WATER PERMEABILITY OF AERATION ZONE GROUNDS OF ADJACENT TERRITORYS OF THE STATIONS «YERITASARDAKAN»–«ZORAVAR ANDRANIK» OF YEREVAN UNDERGROUND”, Proc. YSU C: Geol. Geogr. Sci., vol. 47, no. 1 (230), pp. 25–30, Apr. 2013.