$a The genus Aleurodiscus (Basidiomycotina) / by M. Núñez and L. Ryvarden. - Oslo, 1997. $b (Botany Department, Biological Institute, Blindern, Oslo, Norway).
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$a Polyporus (Basidiomycotina) and related genera / by Maria Nunez and Leif Ryvarden. - Oslo, 1995. $b (Department of Botany, University of Oslo, Blindern, Oslo, Norway).