@book{bhlitem112228, title = {Lethaea rossica, ou, Paléontologie de la Russie }, volume = {v.2 (text)}, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/112228}, note = {https://www.biodiversitylibrary.org/bibliography/52391}, publisher = {Stuttgart, E. Schweizerbart, 1852-1868}, author = {Eichwald, Carl Eduard von,}, year = {}, pages = {1354}, keywords = {Paleontology|Russia}, }