1. EDE, (2013). Environment Data Explorer, Total Road Network, Source: International Road Federation, World Road Statistics, GRID-Geneva, United Nations Environment Programme. http://ede.grid.unep.ch/ (accessed 03.02.14). 2. FMM (Fed. Msian Manufacturers) (2006). A Sandy Issue. The Star, May 27, 2006. Kuala Lumpur: The Star Publication; FMM Selangor Branch. 3. John, E. (2009). The impacts of sand mining in Kallada river (Pathanapuram Taluk), Kerala, Journal Of Basic And Applied Biology, 3 (1&2), 108-113. 4. Krausmann, F., Gingrich, S., Eisenmenger, N., Erb, K-H., Haber, H., Fischer-Kowalski, M. (2009). Growth in global materials use, GDP and population during the 20th century. Ecological Economics 68, 2696-2705. 5. KSSB (2012). Laporan. Kumpulan Semesta Sendirian Berhad, Selangor. 6. Malaysia (2010). 10th Malaysia Plan. Economic Planning Unit, Putrajaya. http://www.epu.gov.my/html/epu/html/RMKE10/rmke10_english.html.June 10, 2010. Accessed 17/9/2015. 7. MBAM (Masters Builders Assoc M’sia) (2010). Issue more sand licenses to curb illegal mining, http://www.mysinchew.com/node/41936. Accessed 18/02/2013. 8. Milliman, D., Syvitski, M. (1992). Geomorphic/Tectonic Control of Sediment Discharge to the Ocean: The Importance of Small Mountainous Rivers. J. Geol. 100 (5), 525-544. 9. Radford, T. (2005). It's the way you tell them, Environment & Poverty Times, 3, Special Edition for the World Conference on Disaster Reduction January 18-22, 2005, Kobe, Japan, UNEP/GRID-Arendal. 10. Selangor (2014). Penyata Jawatankuasa Pilihan Mengenai Agensi, Badan Berkanun dan Anak Syarikat Kerajaan Negeri (JP-ABAS) Bagi Dewan Negeri Selangor Berkenaan Kumpulan Semesta SDN BHD (KSSB). Selangor State Govt. Kertas Bil. 41/2014. 11. Selangortimes.(2012).Pact to tackle sand mining corruption, http://www.selangortimes.com/index.php?section=news&permalink=20120330143222-pact-to-tackle-sand-mining-corruption. 12. Steinberger, JK., Krausmann, F., Eisenmenger, N., (2010). Global patterns of materials use: a socioeconomic and geophysical analysis, Ecological Economics, 69, 1148-1158. 13. The Star (2010, June 25). Selangor Losing Half a Million Ringgit per day toSandThieves, http://thestar.com.my/metro/story.asp?file=/2010/6/25/central/6541775&sec=central. 14. USGS (2012). The 2010 Minerals Yearbook- Cement. U.S. Geological Survey, Reston. 15. USGS (2013). Sand and gravel (construction) statistics, in: Kelly, T.D., Matos, G.R., (Eds.), Historical Statistics For Mineral And Material Commodities In The United States. U.S. Geological Survey Data Series 140, Reston.