%0 Journal Article %A Szász, Paul %T On The Pseudo-Euclidean Geometry Due to G. Hessenberg %J Canadian journal of mathematics %D 1967 %P 1218-1232 %V 19 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-111-5/ %R 10.4153/CJM-1967-111-5 %F 10_4153_CJM_1967_111_5