%0 Journal Article %A Andrej Dujella %T Generalization of a problem of Diophantus %J Acta Arithmetica %D 1993 %P 15-27 %V 65 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-65-1-15-27/ %R 10.4064/aa-65-1-15-27 %G en %F 10_4064_aa_65_1_15_27