@book{bhlitem81078, title = {Congrès Scientifiques de France }, volume = {18th Session (1851)}, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/81078}, note = {https://www.biodiversitylibrary.org/bibliography/2740}, publisher = {Rouen, }, author = {}, year = {1851}, pages = {870}, }