Martirosyan, L.M., R.S. Sargsyan, A.A. Grigoryan, and Q.H. Harutyunyan. “RECREATIONAL ASSESSMENT OF HYPSOMETRIC ZONES OF THE NORTHERN ARMENIA: (SHIRAK, LORI, TAVUSH)”. Proceedings of the YSU C: Geological and Geographical Sciences 51, no. 3 (244) (December 11, 2017): 189–194. Accessed May 16, 2024. https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol51_no3_2017_pp189-194.