@misc{indiciaef7d744fa0db2,
  title = {Analyses of seven core samples from two Tertiary coal beds in the Sagwon Member of the Sagavanirktok Formation, North Slope, Alaska},
  author = {S. B. Roberts and A.C. Clark and M.A. Carey},
  year = {1988},
  doi = {10.3133/ofr8821},
  url = {https://pubs.usgs.gov/publication/ofr8821},
  note = {Source identifier: ofr8821}
}