%0 Journal Article
%A Ralph Hugh Francis Denniston
%T On arcs in projective planes of order 9.
%J Manuscripta mathematica
%D 1971
%P 61-90
%V 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MM2_1971__4_154036/
%G en
%F MM2_1971__4_154036