TY  - RPRT
TI  - Stratigraphy and paleontology of Lower Permian rocks north of Cananea, northern Sonora, Mexico
AU  - R. B. Blodgett
AU  - Thomas E. Moore
AU  - F. Gray
PY  - 2002
DO  - 10.1016/s0895-9811(02)00064-0
UR  - https://pubs.usgs.gov/publication/70024207
ID  - 70024207
ER  -