%0 Journal Article
%A J.H.E. Cohn
%T Squares in arithmetical progressions I.
%J Mathematica Scandinavica
%D 1983
%P 5-19
%V 52
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MS2_1983__52_166826/
%F MS2_1983__52_166826