%0 Journal Article
%T Perfect powers in solutions to Pell equations
%J Revista colombiana de matematicas
%D 2009
%P 71-86
%V 43
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RCM_2009_43_1_a5/
%F RCM_2009_43_1_a5