Dinil Sony. C, Jayakumar. P and Joseph N.K(2011) “Sand Mining activities of Kozhikode and adjacent districts of Kerala – An overview” Proceedings of the National Seminar on Mining of River Sand and its Impacts on the Environment, Kozhikode, pp 125 – 139 F

Dinil Sony. C, Jayakumar. P and Joseph N.K(2011) “Sand Mining activities of Kozhikode and adjacent districts of Kerala – An overview” Proceedings of the National Seminar on Mining of River Sand and its Impacts on the Environment, Kozhikode, pp 125 – 139 Feb 2011.