↑ Goffinet,B.;W. R. Buck; & A. J. Shaw(2008).“Morphology and Classification of the Bryophyta”.InBernard Goffinet & A. Jonathan Shaw (eds.).Bryophyte Biology(2nd ed.).Cambridge:Cambridge University Press.pp.55–138.ISBN9780521872256
↑ Goffinet,Bernard;William R. Buck(2004).“Systematics of the Bryophyta (Mosses): From molecules to a revised classification”.Monographs in Systematic Botany.Molecular Systematics of Bryophytes(Missouri Botanical Garden Press)98: 205–239.ISBN1-930723-38-5.