國立臺灣師範大學地理學系Chang, J.-C.Shen, S.-M. and Liu, Y.-S.2015-11-172015-11-172003-04-01http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/75912Frequency of the debris flow of four selected low-order streams in central Taiwan by using sequential aerial photographs and typhoon rainfall records