@article{ljs24075,
 author={A. Gherbi, Y. and Bouzeboudja, H. and Lakdja, F.},
 year={2014},
 title={Economic Dispatch Problem using Bat Algorithm},
 journal={Leonardo J. Sci.},
 volume={13},
 number={24},
 pages={75-84},
 url={http://ljs.academicdirect.org/A24/075_084.pdf}
}