@inbook{fang_chiu_lee_2000, title={Optimal planning of parallel machining operation}, booktitle={Handbook of computational intelligence in design and manufacturing}, publisher={CRC Press}, author={Fang, S.-C. and Chiu, N. C. and Lee, Y. S.}, year={2000} }
 @inproceedings{fang_chiu_lee_1998, title={Operation scheduling of mill/turn machining centers with genetic algorithms}, volume={2}, number={1998}, booktitle={Proceedings of the Fourth Joint Conference of Information Sciences. 1998}, author={Fang, S.-C. and Chiu, N. C. and Lee, Y. S.}, year={1998}, pages={437–440} }