@article{ljs20079,
 author={Warade, A. and Gaikwad, R. and Sapkal, R. and Sapkal, V.},
 year={2012},
 title={Simulation of Multistage Countercurrent Liquid-Liquid Extraction},
 journal={Leonardo J. Sci.},
 volume={11},
 number={20},
 pages={79-94},
 url={http://ljs.academicdirect.org/A20/079_094.pdf}
}