@ARTICLE{6595567,  author={Jain, Himanshu and Deb, Kalyanmoy},  journal={IEEE Transactions on Evolutionary Computation},   title={An Evolutionary Many-Objective Optimization Algorithm Using Reference-Point Based Nondominated Sorting Approach, Part II: Handling Constraints and Extending to an Adaptive Approach},   year={2014},  volume={18},  number={4},  pages={602-622},  doi={10.1109/TEVC.2013.2281534}}