TY - Data T1 - 1:250000 DEM map of the middle reaches of Heihe River (2005-2007) A1 - Zongxue Xu A1 - Litang Hu A1 - Maosen Xu A2 - JF - A Big Earth Data Platform for Three Poles JA - A Big Earth Data Platform for Three Poles Y1 - 2016/01/03 UR - https://dx.doi.org/10.11888/Geogra.tpdc.270815 PB - A Big Earth Data Platform for Three Poles M3 - 10.11888/Geogra.tpdc.270815 DO - 10.11888/Geogra.tpdc.270815 ER -