Rozhnov, S.V. and Jefferies, R.P.S. 1996. A new stem-chordate solute from the Middle Ordovician of Estonia. Geobios 29.1. 91-109.
@article{jacquesestimative-rozhnov96solute, author = {Rozhnov, S.V. and Jefferies, R.P.S.}, journal = {Geobios}, pages = {91-109}, title = {A new stem-chordate solute from the Middle Ordovician of Estonia}, volume = {29.1}, year = {1996} }