%0 Journal Article %A Rosen, David %T An arithmetic characterization of the parabolic points of G(2cos π/5) %J Glasgow mathematical journal %D 1963 %P 88-96 %V 6 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S204061850003478X/ %R 10.1017/S204061850003478X %F 10_1017_S204061850003478X