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  1. By: Kuenen, Donald Johan,
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 91
    Date: 1949
    Page Range: 83--102
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,
  2. By: Kuenen, Donald Johan,
    Type: Article
    In: Tijdschrift voor entomologie
    Volume: 88
    Date: 1947
    Page Range: 303--312
    Publication Info: [Amsterdam], Nederlandse Entomologische Vereniging,