@article {duchemin_conversion_1994-1, title = {La conversion r{\'e}trospective du d{\'e}partement des Cartes et Plans}, journal = {Bulletin d{\textquoteright}informations - Association des biblioth{\'e}caires fran{\c c}ais}, number = {163}, year = {1994}, pages = {28{\textendash}29}, author = {Pierre-Yves Duchemin} }