@conference{4976,
  author = {Mitchell Begelman and Marek Sikora},
  title = {Observational constraints on stellar wind models of broad emission lines of AGNs},
  year = {1992},
  journal = {AIP},
  volume = {254},
  pages = {568-571},
  publisher = {AIP},
  address = {College Park, Maryland (USA)},
  doi = {10.1063/1.42240},
}