Märker, M., Moretti, S. and Rodolfi, G. (2001) “Assessment of water erosion processes and dynamics in semi-arid regions of southern Africa (Kwazulu/Natal, RSA, and Swaziland) using the Erosion Response Units concept (ERU)”, Geografia Fisica e Dinamica Quaternaria, 24(1), pp. 71–83. Available at: https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/445 (Accessed: 11 February 2026).