Sidorchuk, Aleksey, Michael Märker, Sandro Moretti, and Giuliano Rodolfi. “Soil Erosion Modelling in the Mbuluzi River Catchment (Swaziland, South Africa). Part I: Modelling the Dynamic Evolution of Gullies”. Geografia Fisica e Dinamica Quaternaria 24, no. 2 (December 31, 2001): 177–187. Accessed March 19, 2025. https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/432.