TY - GEN AU - Burlingame,A L AU - Simoneit,B R TI - Isoprenoid Fatty acids isolated from the kerogen matrix of the green river formation (eocene) SN - 0036-8075 PY - 2010///0702 N1 - Publication Type: Journal Article UR - https://doi.org/10.1126/science.160.3827.531 ER -