Radke, Gudrun. 1991. Die mikroendolithischen Spurenfossilien im
Alt-Tertiar West-Europas und ihre palökologische Bedeutung. [Micro-endolithic trace fossils in the Lower Tertiary of western Europe and their paleoecologic significance] [PhD thesis]. Courier Forschungsinstitut Senckenberg. Vol. 138, pp. 1-150.
Project 343: N. Malchus. 2010. Shell tubules in Condylocardiinae (Bivalvia: Carditoidea). Journal of Molluscan Studies. 76 (4):401-403.
This project has 2 bibliographic references.