Powell, Martha J.; Letcher, Peter M. (2014). "Chytridiomycota, Monoblepharidomycota, and Neocallimastigomycota". In Esser, K.; (Editor); McLaughlin, David J.; (Volume editor); Spatafora, Joseph W.; (Volume editor) (eds.). Systematics and Evolution. Vol. 7A (2 ed.). Berlin: Springer. pp. 141–175. ISBN978-3-642-55318-9. OCLC889948520. {{cite book}}: |editor2= has generic name (help)ISBN978-3-642-55317-2.