@misc{indiciaebfd0f2a0bc10,
  title = {Nonprofit sample and core repositories open to the public in the United States},
  author = {J. W. Schmoker and Thomas C. Michalski and Patricia B. Worl},
  year = {1984},
  doi = {10.3133/cir942},
  url = {https://pubs.usgs.gov/publication/cir942},
  note = {Source identifier: cir942}
}