Spatio-temporal dynamics of maize cropping system in Northeast China between 1980 and 2010 by using spatial production allocation model - Tan, Jieyang; Yang, Peng; Liu, Zhen-Huan; Wu, Wen-Bin; Zhang, Li; Li, Zhipeng; You, Liangzhi; Tang, Hua-Jun; Li, Zhengguo (Springer, 2014)