| author | date | title | journal / publication | Raikova OI, Reuter M, Justine J-L | 2001 | Contributions to the phylogeny and systematics of the Acoelomorpha. In: Littlewood DTJ, Bray RA, eds. Interrelationships of the Platyhelminthes. | Taylor & Francis, London. pp 13-23 |
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