@book{13734, author = {Munaut, André-Valentin}, series = {Typologie des sources du Moyen Age occidental}, url = {http://bibnum.enc.sorbonne.fr/omeka/tires-a-part/001558110}, title = {Les cernes de croissance des arbres}, address = {Turnhout}, publisher = {Brepols}, year = {1988} }