Paper  bibtex   

@inproceedings{maehara2015continuous,
 author = {Takanori Maehara and Naoki Marumo and Kazuo Murota},
 title = {Continuous Relaxation for Discrete {DC} Programming},
 booktitle = {Proceedings of the 3rd International Conference on Modelling, Computation and Optimization in Information Systems and Management Sciences (MCO'15), Metz, France, May 11-13, 2015},
 pages = {181--190},
 year = {2015},
 url = {https://doi.org/10.1007/978-3-319-18161-5\_16},
}