TY  - JOUR
A1  - Cushman, J. A.
JO  - United States Geological Survey Professional Papers
SP  - 11
EP  - 71
C1  - 133: 11-71
TI  - The Foraminifera of the Vicksburg Group.
UR  - https://pubs.usgs.gov/pp/0133/report.pdf
VL  - 133
PY  - 1923
Y2  - 2026-03-15
ER  -