@misc{indiciae8e6489633386,
  title = {Bedrock geologic map of central and southern New Jersey},
  author = {J. P. Owens and P. J. Sugarman and N. F. Sohl and R. A. Parker and H. F. Houghton and R. A. Volkert and Avery A. Drake and R. C. Orndorff and L. M. Bybell and G. W. Andrews and David Bukry and O. S. Zapecza and G. N. Paulachok and Lloyd Mullikin},
  year = {1999},
  doi = {10.3133/i2540b},
  url = {https://pubs.usgs.gov/publication/i2540B},
  note = {Source identifier: i2540B}
}