00381nam a2200121Ia 4500082001900000100002100019245007400040260004300114300001000157490008200167500000500249700000500254 a511.6bF649.LS aFoata, Dominique aLa serie generatrice exponentielle dans les problemes d'enumerationb aMontrealbUniversite de Montrealc1974 a186p. aUniversity of Montreal seminaire de Mathematiques superieures-ETE 1971, v. 54 a a