@misc{indiciae8085a724ece1,
  title = {Variability of oil and gas well productivities for continuous (unconventional) petroleum accumulations},
  author = {Ronald R. Charpentier and Troy A. Cook},
  year = {2013},
  doi = {10.3133/ofr20131001},
  url = {https://pubs.usgs.gov/publication/ofr20131001},
  note = {Source identifier: ofr20131001}
}