1. Weibing Xin, Yibing Liu and Ying He: submitted to Automation&information of Power Station(2009).
2. Ning Bai, Lin Yang, Tieqiang Ma: submitted to Modular Machine Tool&Automatic Manufacturing Technique (2011).
3. Donghai Su, Meiyan Zhang, Tieqiang Ma: submitted to Advanced Materials Research(2010).
4. GAURY E G A, KLELINEN J P C, PIERREVAL H: submitted to Journal of the Operational Research Society (2001).
5. Zhengxing Sun, Fuyan Zhang, Shijie Cai: submitted to Department of Computer Science and Technology (1998).