http://creativecommons.org/licenses/by-nc-sa/4.0/ for a summary.
If you have any questions or suggestions, please contact Prof. Dr. Thomas Weise (汤卫思教授) at the Institute of Applied Optimization (应用优化研究所, IAO) of the School of Artificial Intelligence and Big Data (人工智能与大数据学院) of Hefei University (合肥学院), in Hefei, Anhui, China (中国安徽省合肥市) via email to tweise@hfuu.edu.cn with CC to tweise@ustc.edu.cn.