Study on the conversion between farmland and pastoral land and its affecting factors in the western of the Songnen plain. - Min Liu; Manchun Li; Xiaoyan Li; Hexia Zhang; Qun Zhang; Qiuhao Huang (Geoinformatics, 2012)

Research on log management system of geographical information sharing platform based on WebGIS. - Qun Zhang; Manchun Li; Wen Zhang; Hexia Zhang; Min Liu; Feixue Li (Geoinformatics, 2012)