%0 Journal Article %A L. Dickson %T Universal forms $\sum a_i (x_i)^n$ and Waring's problem %J Acta Arithmetica %D 1936 %P 177-196 %V 2 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-2-2-177-196/ %R 10.4064/aa-2-2-177-196 %G en %F 10_4064_aa_2_2_177_196