@data{76bce7bb-e1b2-49c4-9537-668a6bac42a2, author = {Xin Li}, cstr = {18406.11.Geocry.tpdc.270029}, doi = {10.11888/Geocry.tpdc.270029}, journal = {A Big Earth Data Platform for Three Poles}, month = {11}, publisher = {}, title = {Long-term surface soil freeze-thaw states dataset of China using the dual-index algorithm (1978-2015)}, url = {http://dx.doi.org10.11888/Geocry.tpdc.270029}, year = {2011} }