@book{bhlitem27928, title = {Bulletins de l'Académie royale des sciences, des lettres et des beaux-arts de Belgique }, volume = {t.20:pt.1 (1853)}, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/27928}, note = {https://www.biodiversitylibrary.org/bibliography/5550}, publisher = {Bruxelles}, author = {Académie royale des sciences, des lettres et des beaux-arts de Belgique.}, year = {1853}, pages = {548}, keywords = {Belgium|Brussels|Learned institutions and societies|Periodicals|Science}, }