%0 Journal Article %A Williams, Kenneth S. %T Small Solutions of the Congruence ax2 + by2 ≡ c(mod k) %J Canadian mathematical bulletin %D 1969 %P 311-320 %V 12 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1969-039-0/ %R 10.4153/CMB-1969-039-0 %F 10_4153_CMB_1969_039_0