Literature
  • 1954
  • Notule odonatologiche. II. Notizie sul gen. Lestes Leach. Bolletino dell' Istituto di Entomologia della Università degli Studi di Bologna 20: 65-79.
  • 1979
  • Lestes barbarus (Fabricius) fundet i Danmark (Odonata: Lestidae). Entomologiske Meddelelser 47: 96.
  • 1981
  • Evolutionary traits in life cycles and gill development in Odonata. PhD thesis, University of Lund: 190 pp.
  • 1971
  • The life history and seasonal regulation in Aeshna viridis Eversm. in Southern Sweden (Odonata: Aeshnidae). Entomologica Scandinavica 2: 170-190.