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  1. By: Evans, Tom D. - Towll, H. C. - Timmins, R. J. - Thewlis, Richard M. - Stones, A J - Robichaud, W G - Barzen, J.
    Type: Article
    In: Forktail
    Volume: 16
    Date: 2000
    Page Range: 29--52
    Publication Info: Oxford,