@book {4733, title = {La Soci{\'e}t{\'e} de g{\'e}ographie : 1821-1946 }, series = {Hautes {\'e}tudes m{\'e}di{\'e}vales et modernes}, number = {52}, year = {1983}, note = {
Th{\`e}se 3e cycle : Histoire : {\'E}cole pratique des hautes {\'e}tudes, IVe section : 1983
}, pages = {1 vol. (341 p.)}, publisher = {Droz : H. Champion}, organization = {Droz : H. Champion}, address = {Gen{\`e}ve ; Paris}, url = {http://catalogue.bnf.fr/ark:/12148/cb34744105x}, author = {Alfred Fierro} }