%0 Journal Article %A Ajai Choudhry %T Symmetric diophantine systems revisited %J Acta Arithmetica %D 2005 %P 329-347 %V 119 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa119-4-3/ %R 10.4064/aa119-4-3 %G en %F 10_4064_aa119_4_3