TY  - RPRT
TI  - Who provided maize to Chaco Canyon after the mid-12th-century drought?
AU  - Larry V. Benson
PY  - 2010
DO  - 10.1016/j.jas.2009.10.027
UR  - https://pubs.usgs.gov/publication/70037470
ID  - 70037470
ER  -