TY  - JOUR
A1  - Cushman, J. A.
JO  - United States Geological Survey Professional Papers
SP  - 1
EP  - 123
C1  - 191: 1-123
TI  - A monograph of the foraminiferal Family Nonionidae
UR  - http://pubs.usgs.gov/pp/0191/report.pdf
VL  - 191
PY  - 1939
Y2  - 2026-05-13
ER  -