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  1. Bat use of abandoned mines in the Pryor Mountains : a report to Montana Department of Environmental Quality, Mine Waste Cleanup Bureau / submitted by Paul Hendricks and John Carlson.
    By: Hendricks, P. - Hendricks, Paul. - Carlson, John C. - Carlson, John. - Montana Natural Heritage Program. - Montana.
    Publication info: [Helena] :Montana Natural Heritage Program,[2001]
    Contributed by: Montana State Library (archive.org)
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  2. Effect of gate installation on continued use by bats of four abandoned mine workings in western Montana / submitted by Paul Hendricks.
    By: Hendricks, P. - Montana Natural Heritage Program. - Montana.
    Publication info: Helena, Mont. :Montana Natural Heritage Program,c1999.
    Contributed by: Montana State Library (archive.org)
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