MANUKYAN, Ye.S. AT THE FACULTY OF GEOLOGY AND GEOGRAPHY OF THE INTERNATIONAL CONFERENCE DEDICATED TO THE 100th ANNIVERSARY OF YSU. Proceedings of the YSU C: Geological and Geographical Sciences, Yerevan, Armenia, v. 52, n. 3 (247), p. 215–217, 2018. DOI: 10.46991/PYSU:C/2018.52.3.215. Disponível em: https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol52_no3_2018_pp215-217. Acesso em: 17 may. 2024.