An efficient variant of the Priority-Flood algorithm for filling depressions in raster digital elevation models. - Guiyun Zhou; Zhongxuan Sun; Suhua Fu (Comput. Geosci., 2016)

Parallel identification and filling of depressions in raster digital elevation models. - Guiyun Zhou; Xiaoli Liu; Suhua Fu; Zhongxuan Sun (Int. J. Geogr. Inf. Sci., 2017)

Efficient Priority-Flood depression filling in raster digital elevation models. - Hongqiang Wei; Guiyun Zhou; Suhua Fu (Int. J. Digit. Earth, 2019)