Morrow, C.; Picton, B.; Erpenbeck, D.; Boury-Esnault, N.; Maggs, C.; Allcock, A. (2012). Congruence between nuclear and mitochondrial genes in Demospongiae: A new hypothesis for relationships within the G4 clade (Porifera: Demospongiae). Molecular Phylogenetics and Evolution, 62(1), pages 174-190., doi:10.1016/j.ympev.2011.09.016
