Shahinyan, Sh.Z. “ABOUT THE GNSS NETWORK OF BASIC, REFERENCE STATIONS IN THE REPUBLIC OF ARMENIA AND THE COMBINATION WITH THE QUASIGEOID MODEL”. Proceedings of the YSU C: Geological and Geographical Sciences 51, no. 3 (244) (December 11, 2017): 210–215. Accessed November 23, 2024. https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol51_no3_2017_pp210-215.