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  1. By: Krishnan, Y S
    Type: Article
    In: Quaestiones entomologicae
    Volume: 4
    Issue: 4
    Date: 1968
    Page Range: 177--201
    Publication Info: Edmonton, Dept. of Entomology, University of Alberta,
  2. By: Burgess, A. - Chiang, P. - Froelich, D - Galloway, M - Graham, Peter - Hocking, Brian - Krishnan, Y S - Larson, David J - Pillai, S P - Sehgal, Vinod K - Tawfik, Monib Sayed
    Type: Article
    In: Quaestiones entomologicae
    Volume: 2
    Issue: 3
    Date: 1966
    Page Range: 256--258
    Publication Info: Edmonton, Dept. of Entomology, University of Alberta,