Template:Karatajute-Talimaa & Smith, 2004
- Karatajute-Talimaa, V. & Meredith Smith, M. 2004. Tesakoviaspis concentrica: microskeletal remains of a new order of vertebrate from the Upper Ordovician and Lower Silurian of Siberia. Pp. 53–64 in Arratia, G., Wilson, M.V.H. & Cloutier, R. (eds): Recent Advances in the Origin and Early Radiation of Vertebrates, Verlag Dr. Friedrich Pfeil, München, Germany. ISBN 3-89937-052-X. Abstract (PDF).