@article{ljs23077,
 author={Bala, K. C. and Khan, R. H.},
 year={2013},
 title={Characterization of Beach/River Sand for Foundry Application},
 journal={Leonardo J. Sci.},
 volume={12},
 number={23},
 pages={77-83},
 url={http://ljs.academicdirect.org/A23/077_083.pdf}
}