@data{a7257873-8236-4321-84e3-6855775a6c29, author = {Jun Zhao and Jianhua Wang}, cstr = {18406.11.heihe.035.2013.db}, doi = {10.3972/heihe.035.2013.db}, journal = {Digital heihe}, month = {07}, publisher = {数字黑河}, title = {1:100000 topographic index of the Heihe River Basin}, url = {http://dx.doi.org10.3972/heihe.035.2013.db}, year = {2013} }