TY  - RPRT
TI  - Relationships between varve thickness and climatic parameters and paleoclimatic reconstruction
AU  - James A. Perkins
AU  - John D. Sims
PY  - 1981
DO  - 10.3133/ofr81952
UR  - https://pubs.usgs.gov/publication/ofr81952
ID  - ofr81952
ER  -