Steyer, J. Sébastien (July 2002). "The First Articulated Trematosaur 'amphibian' from the Lower Triassic of Madagascar: Implications for the Phylogeny of the Group". Palaeontology. 45 (4): 771–793. Bibcode:2002Palgy..45..771S. doi:10.1111/1475-4983.00260. S2CID83515233.
Steyer, J. Sébastien (July 2002). "The First Articulated Trematosaur 'amphibian' from the Lower Triassic of Madagascar: Implications for the Phylogeny of the Group". Palaeontology. 45 (4): 771–793. Bibcode:2002Palgy..45..771S. doi:10.1111/1475-4983.00260. S2CID83515233.
Steyer, J. Sébastien (July 2002). "The First Articulated Trematosaur 'amphibian' from the Lower Triassic of Madagascar: Implications for the Phylogeny of the Group". Palaeontology. 45 (4): 771–793. Bibcode:2002Palgy..45..771S. doi:10.1111/1475-4983.00260. S2CID83515233.