70 A Gong, P.*, H. Liu, M. Zhang, C. Li, J. Wang*, H. Huang*, N. Clinton*, L. Ji, W. Li, Y. Bai, B. Chen, B. Xu, Z. Zhu, C. Yuan, H. Ping Suen, J. Guo, N. Xu, W. Li, Y. Zhao, J. Yang, C. Yu, X. Wang, H. Fu, L. Yu, I. Dronova, F. Hui, X. Cheng, X. Shi, F. Xiao, Q. Liu, L. Song (2019). Stable classification with limited sample: transferring a 30-m resolution sample set collected in 2015 to mapping 10-m resolution global land cover in 2017. Science Bulletin. DOI: 10.1016/j.scib.2019.03.002