@book{laurens:hal-03173818, TITLE = {{Un sur cinq cents. La r{\'e}ussite en milieu populaire}}, AUTHOR = {Laurens, Jean-Paul}, URL = {https://univ-montpellier3-paul-valery.hal.science/hal-03173818}, PUBLISHER = {{Presses universitaires du Mirail}}, YEAR = {1992}, HAL_ID = {hal-03173818}, HAL_VERSION = {v1}, }