TY  - RPRT
TI  - A working bibliography for the Pliocene
AU  - D.P. Adam
AU  - H.L. Dieffenbach
AU  - Michael McCormick
PY  - 1990
DO  - 10.3133/ofr9081
UR  - https://pubs.usgs.gov/publication/ofr9081
ID  - ofr9081
ER  -