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1by van Dobben, W. H. editor, Lowe McConnell, R. H. editor/a, Ros, Joandoménec traductor/a
Published 1980Texto bibliotecaECOSUR -
2by Congress International of Ecology 1ʹ 1974 The Hague, The Netherlands, Van Dobben, W. H. editor, Lowe McConnell, R. H. editor
Published 1975Texto bibliotecaECOSUR