Boynagryan, Vladimir R. “NEW DATA OF THE ANCIENT AND MODERN GLACIATION OF THE ARMENIAN HIGHLAND”. Proceedings of the YSU C: Geological and Geographical Sciences 55, no. 1 (254) (April 28, 2021): 17–25. Accessed November 21, 2024. https://pub.ysu.am/index.php/proceedings-geol-geogr/article/view/vol55_no1_2021_pp017-025.