TY  - RPRT
TI  - Racemization and epimerization.
AU  - W T Smith
AU  - K A Kvenvolden
PY  - 1971
DO  - 10.1126/science.172.3981.403
UR  - https://pubmed.ncbi.nlm.nih.gov/5550493/
ID  - 5550493
ER  -