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  1. By: Madsen, Harold F
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 69
    Date: 1972
    Page Range: 31--32
    Publication Info: [Victoria, etc.] Entomological Society of British Columbia
  2. By: Madsen, Harold F - Vakenti, Jerry M
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 70
    Date: 1973
    Page Range: 5--8
    Publication Info: [Victoria, etc.] Entomological Society of British Columbia
  3. By: Madsen, Harold F - Downing, R S
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 65
    Date: 1968
    Page Range: 19--21
    Publication Info: [Victoria, etc.] Entomological Society of British Columbia
  4. By: Madsen, Harold F
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 67
    Date: 1970
    Page Range: 13--16
    Publication Info: [Victoria, etc.] Entomological Society of British Columbia
  5. By: Madsen, Harold F - Williams, K
    Type: Article
    In: Journal of the Entomological Society of British Columbia
    Volume: 64
    Date: 1967
    Page Range: 3--8
    Publication Info: [Victoria, etc.] Entomological Society of British Columbia