@book{bhlitem44844, title = {Mémoires de la Société nationale des sciences naturelles et mathématiques de Cherbourg }, volume = {t.39=ser.4:t.9 (1913-1923)}, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/44844}, note = {https://www.biodiversitylibrary.org/bibliography/4645}, publisher = {Paris, J. B. Baillière, 1879-}, author = {Société nationale des sciences naturelles et mathématiques de Cherbourg.}, year = {1913}, pages = {448}, }