@misc{indiciaec514e40b3d09,
  title = {Thirteen new BL Lacertae objects discovered by an efficient x ray/radio/optical technique},
  author = {Schachter, Jonathan F. and Stocke, John T. and Perlman, Eric and Elvis, Martin S. and Luu, Jane and Huchra, John P. and Humphreys, Roberta and Remillard, Ron and Wallin, John},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19930011607},
  note = {Source identifier: 19930011607}
}