Estimating the minimum in-stream flow requirements via wetted perimeter method based on curvature and slope techniques
LIU Suxia, MO Xingguo, XIA Jun, LIU Changming, LIN Zhonghui,MEN Baohui, JI Lina
Journal of Geographical Sciences . 2006, (2): 242 -250 .  DOI: 10.1007/s11442-006-0213-0