Achoyan, Z. A., Qelyan, S. S. and Torosyan, Z. N. (2010) “MAJOR PROBLEMS OF UNDERGROUND WATERS USE IN NOYEMBERYAN REGION”, Proceedings of the YSU C: Geological and Geographical Sciences. Yerevan, Armenia, 44(1 (221), pp. 26–30. doi: 10.46991/PYSU:C/2010.44.1.026.