00277nam a2200109Ia 4500082001900000100001500019245009800034260001900132300000600151500000500157700000500162  a510.8bL668.OD  aLevy, Paul  aOEuvres de Paul LevybcBy Daniel Dugue with collaboration of Paul Deheuvels and Michel Ibero  aParisbVillars  a   a  a