Muhammad Barzani Gasim, Wan Nor Azmin Sulaiman & Muhammad Ismail Yaziz. 2002. Land use Change and their Impact on Water quality in the Semenyih River, Selangor, Malaysia. Journal Technology Mineral 9(2): 103-111
Muhammad Barzani Gasim. 2004. Watershed analysis of the Semenyih River Basin, Selangor, Malaysia. Ph.D. Thesis, Environmental Department, Universiti Putra Malaysia (Unpublished PhD Thesis).
Abdullah Mohd. Rejap & Adam Malik Najri. 1998. Sungai Semenyih Monitoring Studies. Internal Report No.1, Taliwork Consortium Sdn. Bhd.
New Strait Times (NST), June, 12, 2003. Dealing with Low water pressure in Hulu Langat
