TY  - RPRT
TI  - Tracking environmental dynamics and agricultural intensification in southern Mali
AU  - G. Gray Tappan
AU  - M. McGahuey
PY  - 2007
DO  - 10.1016/j.agsy.2005.07.011
UR  - https://pubs.usgs.gov/publication/70029852
ID  - 70029852
ER  -