@article{Ion:82a,
  journal = {Rev. Roumaine Math. Pures Appl.},
  volume = {27},
  title = {Algebraic toposes and topologies},
  year = {1982},
  fjournal = {Acad\'emie de la R\'epublique Populaire Roumaine. Revue Roumaine
              de Math\'ematiques Pures et Appliqu\'ees},
  pages = {831--847},
  number = {8},
  author = {Ioni{\c{t}}{\u{a}}, C{\u{a}}t{\u{a}}lin},
}