1. [Dataset] Council for Geoscience (CGS). (2019). RSA geology 1: 1 million shapefiles. Distributed by the Council for Geoscience South Africa. https://maps.geoscience.org.za/download/geology-shapefiles.php
2. [Dataset] Japanese Aerospace Exploration Agency (JAXA). (2021 January). ALOS World 3D 30 Meter DEM. V3.2. Distributed by the Earth Observation Research Center/JAXA. https://www.eorc.jaxa.jp/ALOS/en/aw3d30/data/index.htm
3. [Dataset] Lynch, S. D., & Schulze, R. E. (2007). Rainfall database. In R. E. Schulze (Ed.), South African atlas of climatology and agrohydrology. Water Research Commission Report 1489/1/06 Section 2.2. Distributed by the South African Atlas of Risk and Vulnerability, SAEON. https://sarva.saeon.ac.za/
4. [Dataset] National Geospatial Information (NGI). (2011). 5 m digital contour data. Distributed by the department of agriculture, land reform and rural development.
5. [Dataset] Schulze, R. E., & Maharaj, M. (2007a). A-pan equivalent reference potential evaporation. In R. E. Schulze (Ed.), South African atlas of climatology and agrohydrology. Water Research Commission Report 1489/1/06 Section 13.2, Pretoria: Distributed by the South African Atlas of Risk and Vulnerability, SAEON. https://sarva.saeon.ac.za/