Étude par RMN de composés organo-phosphorés - XII. — β-Cétophosphonates Gérard Mavel, Raymonde Mankowski-Favelier and Georges Sturtz J. Chim. Phys., 64 (1967) 1686-1691 Published online: 28 May 2017 DOI: 10.1051/jcp/1967641686