Rocher, L. Poèmes pour les ouvriers et les autres, 1954.

Wikimedia data, found via Wikipedia page https://fr.wikipedia.org/wiki/Jacques_Charpentreau, June 21, 2016 (place of birth: Les Sables-d'Olonne; sex or gender: male; instance of: human; country of citizenship: France; occupation: poet; languages spoken or published: French; given name: Jacques; date of birth: +1928-12-25T00:00:00Z; native language: French; date of death: +2016-03-08T00:00:00Z; place of death: Paris; labels: Jacques Charpentreau; descriptions: fransk poet; French poet; Frans dichter) http://www.wikidata.org/entity/Q3158516