Z. Liu-jiachun, Z. Zixian, and . Mufei, Determination of economical operation program at draining pump station, Drainage and Irrigation Machinery, J, vol.24, issue.6, pp.20-23, 2006.

F. Ghassemi-tari and E. Jahangiri, Development of a hybrid dynamic programming approach for solving discrete nonlinear knapsack problems, Science Direct, J, vol.188, pp.1023-1030, 2007.

C. Shoulun, R. Jun, and X. Qing, Daily Optimal Operation for Pumping Stations, Hydroelectric Energy. J, vol.21, issue.3, pp.82-83, 2003.

Z. Huizhu and X. Fuzhou, Application of decomposition-aggregation method of large-scale system on whole structural optimization of arch aqueduct, Journal of Hydraulic Engineering. J, vol.10, pp.1-7, 1995.

. Shaaban and G. Hassan, Ljubomir: Decomposition-aggregation method applied to a multimachine power system. Large Scale Systems, J, vol.10, issue.2, pp.115-132, 1986.

C. Jilin, Z. Lihua, and . Zhang-rentian, Study on optimal day-operation of single adjustable-blade pump unit, Journal of Hydraulic Engineering. J, vol.41, issue.4, pp.499-504, 2010.

W. Dezhi and D. Zengchuan, Ding Shengxiang: Research on aggregation-decomposition-coordination model of feeding reservoir group, Journal of Hohai University (Natural Sciences J, vol.34, issue.6, pp.622-626, 2006.

L. Cooper and M. W. , Cooper: Introduction to Dynamic Programming, 1981.