TY - Journal of Geographical Sciences A1 - SONG Changqing T1 - Preface to the special issue on the ecological- hydrological processes in the Heihe River Basin: Integrated research on observation, modeling and data analysis Y1 - 2019-12-11 00:00:00.0 JF - Journal of Geographical Sciences JO - Journal of Geographical Sciences SP - 1437 EP - 1440 VL - 29 IS - 9 UR - {https://www.geogsci.com/EN/10.1007/s11442-019-1680-4} N1 - 10.1007/s11442-019-1680-4 ER -