1. Review of Artificial Groundwater Recharge in the Coastal Plain of Israel;Aberback;Hydrological Science Bulletin,1967
2. Abu-Ju'ub, Ghassan and Ahmad Hasan. Solution of Rain Water Problem in Marj Sanour, Civil Engineering Graduation Project 530, Birzeit University, Birzeit, West Bank, 1991. Advisor: Engineer Omar Zimmo. (Dr. Karen Assaf was member of reviewing committee.)
3. Geomorphology and the Possibilities of Resolving Sinking Problem in Marj Sanour;Abu-Safat;Najah Research Journal,1992
4. ASIR's Data Bank, Water wells, domestic and agricultural water distribution systems in the West Bank, 1982–1992. Arab Scientific Institute for Research and Transfer of Technology, El-Bireh/Ramallah, West Bank
5. Assaf, Karen, Artificial Groundwater Recharge as an Alternative in Water Resource Management in the West Bank and Gaza Strip, in “Water in the Occupied Palestinian Territories - Problems and Solutions”, Jerusalem, September 1991