%0 Journal Article %A Courter, R. C. %T The Maximal Co-Rational Extension by a Module %J Canadian journal of mathematics %D 1966 %P 953-962 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1966-095-1/ %R 10.4153/CJM-1966-095-1 %F 10_4153_CJM_1966_095_1