1. Drainage of Irrigated Lands;Luthin,1957
2. Agricultural Land Drainage: A Wider Application through Caution and Restraint;Oosterbaan,1991
3. International Commission on Irrigation and Drainage (ICID)https://www.icid.org/res_drainage.html
4. Summary;Van Schilfgaarde,1987
5. Techniques and Technologies of Land Drainage Systems;Maslov,2009