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  1. By: Falck, Per - Karsholt, Ole
    Type: Article
    In: Nota lepidopterologica
    Volume: 16
    Date: 1993
    Page Range: 79--90
    Publication Info: Bonn,
  2. By: Koster, Sjaak (J. C.) - Falck, Per - Junnilainen, Jari - Karsholt, Ole - Nieukerken, Erik J. van
    Type: Article
    In: Nota lepidopterologica
    Volume: 43
    Date: 2020-4-14
    Page Range: 95--116
    Publication Info: Bonn,