%0 Journal Article %A Katalin Gyarmati %T On a problem of Diophantus %J Acta Arithmetica %D 2001 %P 53-65 %V 97 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa97-1-3/ %R 10.4064/aa97-1-3 %G de %F 10_4064_aa97_1_3