TY  - RPRT
TI  - Racemization dating
AU  - J.L. Bada
AU  - Keith A. Kvenvolden
PY  - 1990
DO  - 10.1126/science.248.4955.539
UR  - https://pubs.usgs.gov/publication/70208298
ID  - 70208298
ER  -