@article{mlakar2016hybrid,<br />
 author= {U.~Mlakar and B.~Poto\v{c}nik and J.~Brest},<br />
 title={A hybrid differential evolution for optimal multilevel image thresholding},<br />
 journal={Expert Systems with Applications}, <br />
 year={2016},<br />
 volume={65},<br />
 pages={221--232}}