5Trivedi H V, Singh J K. Application of Grey System Theory in the Development of a Runoff Prediction Model[J]. Biosystems Engineering, 2005,92(4) ,521 - 526.
6Islam M N, Sivakumar B. Characterization and prediction of runoff dynamics:a nonlinear dynamical view[ J]. Advances in Water Resources, 2002,25 : 179 - 190.
7Morcous J, Asce A M. Performance prediction of bridge deck systems using markov chains[ J]. Journal of Constructed Facilities, 2006,20 (2) : 146 - 155.
