@inbook {2291, title = {Portulan}, booktitle = {Dictionnaire encyclop{\'e}dique du livre. [3], N-Z}, year = {2011}, pages = {331}, publisher = {{\'E}d. du Cercle de la librairie}, organization = {{\'E}d. du Cercle de la librairie}, address = {[Paris]}, author = {Catherine Hofmann}, editor = {Pascal Fouch{\'e} and Daniel P{\'e}choin and Philippe Schuwer} }