TY  - RPRT
TI  - Porvenir Formation (new name)— And other revisions of nomenclature of Mississippian, Pennsylvanian, and Lower Permian rocks, southeastern Sangre de Cristo Mountains, New Mexico
AU  - Elmer Harold Baltz
AU  - Donald A. Myers
PY  - 1984
DO  - 10.3133/b1537b
UR  - https://pubs.usgs.gov/publication/b1537B
ID  - b1537B
ER  -