1. Aksarina, N.A., and Y.L. Pel’man. 1978. Kembriyskie brakhiopody i dvustvorchatye mollyuski Sibiri. Akademiya Nauk SSSR, Sibirskoe Otdelenie, Trudy Instituta Geologii i Geofiziki 362: 1–177.
2. Atkins, C.J., and J.S. Peel. 2004. New species of Yochelcionella (Mollusca: Helcionelloida) from the Lower Cambrian of North Greenland. Bulletin of the Geological Society of Denmark 51: 1–9.
3. Atkins, C.J., and J.S. Peel. 2008. Yochelcionella (Mollusca, Helcionelloida) from the lower Cambrian of North America. Bulletin of Geosciences 83: 23–38.
4. Barrande, J. 1867. Systême Silurien du Centre de la Bohême. Ordre des Ptéropodes, 3, 1–179. Prague and Paris: Published by the author.
5. Behr, H., W. Engel, and W. Franke. 1980. Guide to Excursion No. 2, Münchberger Gneismasse und Bayerischer Wald. International Conference on the Effect of Deformation on Rocks, Göttingen, 1980. Microtectonics 80: 100.