%0 Journal Article %A Peterson, Roger D. %T One-Sided Inverses in Rings %J Canadian journal of mathematics %D 1975 %P 218-224 %V 27 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1975-026-3/ %R 10.4153/CJM-1975-026-3 %F 10_4153_CJM_1975_026_3