%0 Journal Article %A Zdzisław Skupień %T A generalization of Sylvester's and Frobenius' problems on numerical semigroups %J Acta Arithmetica %D 1993 %P 353-366 %V 65 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-65-4-353-366/ %R 10.4064/aa-65-4-353-366 %G en %F 10_4064_aa_65_4_353_366