1. Adams S (2002) Bulk rainfall samplers and groundwater recharge. In: Proceedings of the Conference on Tales of a Hidden Treasure, 16 Sept 2002, Somerset West
2. Adams S (2004) Groundwater recharge assessment of the basement aquifers of central Namaqualand. PhD thesis, University of the Western Cape
3. Ahmadi T, Ziaei AN, Rasoulzadeh A, Davary K, Esmaili K, Izady A (2014) Mapping groundwater recharge areas using CRD and RIB methods in the semi-arid Neishaboor Plain, Iran. Arab J Geosci 8:2921–2935.
https://doi.org/10.1007/s12517-014-1321-2
4. Albhaisi M, Brendonck L, Batelaan O (2013) Predicted impacts of land use change on groundwater recharge of the upper Verg catchment, South Africa. Water SA 39(2):211–220
5. Aller L, Bennet T, Lehr JH, and Petty RJ (1987) DRASTIC – A standardised system for evaluating groundwater pollution potential using hydrogeological setting. US EPA Report EPA/600/2–87/035, Washington, DC