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Cross, J. R. (November 1981). “The Establishment of Rhododendron Ponticum in the Killarney Oakwoods, S. W. Ireland”. The Journal of Ecology69 (3): 807–824. doi:10.2307/2259638. JSTOR2259638.
Kelly, Daniel L. (July 1981). “The Native Forest Vegetation of Killarney, South-West Ireland: An Ecological Account”. The Journal of Ecology69 (2): 437–472. doi:10.2307/2259678. JSTOR2259678.
Cross, J. R. (November 1981). “The Establishment of Rhododendron Ponticum in the Killarney Oakwoods, S. W. Ireland”. The Journal of Ecology69 (3): 807–824. doi:10.2307/2259638. JSTOR2259638.