MATHEMATICAL MODELING OF LAND EROSION PROCESSES IN MOUNTAINOUS COUNTRIES. Proceedings of the YSU C: Geological and Geographical Sciences, Yerevan, Armenia, v. 42, n. 1 (215), p. 134–140, 2008. DOI: 10.46991/PYSU:C/2008.42.1.134. Disponível em: https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol42_no1_2008_pp134-140. Acesso em: 22 jan. 2026.