TY - Journal of Geographical Sciences A1 - YANG Wenjie, GONG Qianwen, ZHANG Xueyan T1 - Surplus or deficit? Quantifying the total ecological compensation of Beijing-Tianjin-Hebei Region Y1 - 2020-06-25 00:00:00.0 JF - Journal of Geographical Sciences JO - Journal of Geographical Sciences SP - 621 EP - 641 VL - 30 IS - 4 UR - {https://www.geogsci.com/EN/10.1007/s11442-020-1746-3} N1 - 10.1007/s11442-020-1746-3 ER -