Vardanyan, V. P., and S. R. Minasyan. 2007. “INVESTIGATION OF NON-CONFORMITY OF PRESENT AND BURIED RELIEFS AND IMPROVEMENT OF KARKACHUN WATERSHED BOUNDARIES”. Proceedings of the YSU C: Geological and Geographical Sciences 41 (3 (214). Yerevan, Armenia:127-30. https://doi.org/10.46991/PYSU:C/2007.41.3.127.