BÄUMLE, R., EL-FAHEM, T. & KAREN, M. (2018): Hydrogeological Map of Zambia 1:1,500,000. - Water Resources Management Authority (WARMA), Zambia & Federal Institute for Geosciences and Natural Resources (BGR), Germany; 1st ed.; Lusaka/Hannover. (PDF, 3 MB)
Date of issue: January 20, 2019