TY  - RPRT
TI  - Strontium isotopes reveal distant sources of architectural timber in Chaco Canyon, New Mexico
AU  - N.B. English
AU  - J.L. Betancourt
AU  - J.S. Dean
AU  - Jay Quade
PY  - 2001
DO  - 10.1073/pnas.211305498
UR  - https://pubs.usgs.gov/publication/70023074
ID  - 70023074
ER  -