Gaginyan, R.K. et al. 2006. THE ECOLOGICAL SITUATION OF THE ARARAT BASIN AND RATIONAL USAGE OF ITS SOIL RESOURCES. Proceedings of the YSU C: Geological and Geographical Sciences. 40, 2 (210) (May 2006), 139–145. DOI:https://doi.org/10.46991/PYSU:C.2006.40.2.139.