%0 Journal Article %A Chao, Chong-Yun %T On a conjecture of the semigroup of fully indecomposable relations %J Czechoslovak Mathematical Journal %D 1977 %P 591-597 %V 27 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1977.101496/ %R 10.21136/CMJ.1977.101496 %G en %F 10_21136_CMJ_1977_101496