@misc{indiciaec966a18ce6bd,
  title = {Reconnaissance study of petroleum source-rock characteristics of core samples from the Sisquoc and Monterey formations in a north-south subsurface transect across the onshore Santa Maria basin and in surface sections along the Santa Barbara-Ventura coast, Southern California},
  author = {C.M. Isaacs and J.H. Tomson},
  year = {1990},
  doi = {10.3133/ofr89108},
  url = {https://pubs.usgs.gov/publication/ofr89108},
  note = {Source identifier: ofr89108}
}