2. Zheng Taicheng, Wu Zhongtai, Yuan Junjie, Liu Zhijun, Single Machine Scheduling Problem of Minimizing Weighted Total Delay, European Operations Research, forthcoming.
3. Zheng Taicheng, Wu Zhongtai, Yuan Junjie, Liu Zhijun, Single Machine Parallel Batch Scheduling with Priority Constraints, Naval Research Logistics, forthcoming.
4. Cheng, Liu, Parallel Machine Scheduling Problem of Minimizing the Sum of Secondary Completion Time, Transaction 36,1-17, 2004.
5. Yuan Junjie, Liu Zhijun, Wu Chuntao, Cheng Taicheng, Unbounded Single Machine Parallel Batch Scheduling Problem with Job Family and Release Date to Minimize the Maximum Completion Time, Theoretical Computer Science 320, 199-2 12, 2004.
6. Liu Zhiyong, Yuan Jianjie, Cheng Taichang, Boundless Batch Scheduling Problem, Operations Research Newsletter 3 1, 42-48, 2003.
7. Zheng Taicheng, Liu, 3/2- No-wait flow shop scheduling of two machines with availability constraints under approximation, Information Processing Communication 88, 16 1- 165, 2003.
8. Zheng Taicheng, Liu, Approximation of Two-machine No-wait Flow Shop Scheduling Problem with Availability Constraints, Operations Research Newsletter 3 1, 2003.
9. Wu Zhengtai, Zheng Taicheng, Yuan Junjie, Liu Zhijun, Batch Scheduling Problem of Single Machine Sequences with Minimizing Total Completion Time as Priority, Operations Research Newsletter 3 1, 323-326, 2003.
10. Liu, Cheng, Scheduling Problem with Job Release Date, Delivery Time and Preemptive Punishment, Information Processing Communication 82,107-11,2002.
1 1. Cheng, Liu, Shevlansky, Complexity of family scheduling problem for minimizing the number of delayed jobs, Journal of Scheduling 4,225-229,2001.
12. Cheng, Liu, Yu, Job Scheduling Problem with Delivery Date, Transactions 33,685-690,2001
13. Liu Chaohui, Yu Wenqiao, Scheduling Problem of Batch Machines without Capacity Constraints, Journal of East China University of Science and Technology, Vol.27, No.4, 431-433,2001.
14. Liu Chaohui, Yu Wenqiao, on the free running schedule of two machines in the work group, Journal of East China University of Science and Technology, Vol.26, No.6, 665-669, 2000.
15. Liu Zhiyong, Yu Wenwei, scheduling problem of a batch of processors, discrete applied mathematics 105,129-136,2000.
16. Liu Zhiyong, Yu Wenwei, NP-hardness problem of three-machine flow shop problem, or transaction 4,43-49,2000.
17. Liu, Yu, Minimizing the number of job delays under the assumption of group technology, Journal of combinatorial optimization 3,5-15, 1999.
18. Liu Zhiyong, Yu Wenwei, Cheng Chaozhi, Work Group Scheduling with Unit Length of Two Same Parallel Machines, Information Processing Communication 69,275-281,1999.
19. Yu Wenqiao, Liu Chaohui, Two-way Sorting Method for Some Operation Problems of Two Machines, Journal of East China University of Science and Technology, Vol.25, No.6, 629-633, 1999.
20. Liu Chaohui, Yu Wenqiao, Single Machine Batch Scheduling Problem under Chain Inheritance, Operational Research, Vol.3,No. 1,No. 65-68,No. 1999. .
2 1. Liu Chaohui, Yu Wenqiao, number of job delays in group processing, Journal of East China University of Science and Technology, Vol.24, No.2, 235-242, 1998.
22. Sun Shijie, A. Boadi, Liu Chaohui, Polynomial Time Algorithm for Maximum Delay in Single Batch Processing, Journal of Applied Science, Vol. 16,No. 18-23, 1998.
23. Yu Wenqiao, Liu Chaohui, Performance Ratio of Scheduling Method for Total Delay Problem, Operational Research, 1, 1, 89-96, 1997.
24. Liu Chaohui, Single Machine Scheduling Problem for Minimizing the Number of Delayed Jobs, Journal of East China University of Science and Technology, Vol.23, No.5, 626-63 1, 1997.