A study of the braincase of Eocaecilia micropodia and a phylogenetic analysis of non-amniote tetrapods is published by Hillary C. Maddin, Farish A. Jenkins Jr and Jason S. Anderson (2012) [REF].
A study of anatomy and relationships of Solenodonsaurus janenschi is published by Marylène Danto, Florian Witzmann and Johannes Müller (2012) [REF].