Margaryan, V. G. and Azizyan, L. V. (2009) “METHOD OF CALCULATION OF EVAPOTRANSPIRATION AND REGULARITIES OF SPATIO-TEMPORAL CHANGES IN LAKE SEVAN BASIN”, Proceedings of the YSU C: Geological and Geographical Sciences. Yerevan, Armenia, 43(1 (218), pp. 30–37. doi: 10.46991/PYSU:C/2009.43.1.030.