TY  - JOUR
AU  - Mura, R. Botto
AU  - Rhemtulla, A. H.
TI  - Extensions of Orderable Groups
JO  - Canadian mathematical bulletin
PY  - 1977
SP  - 393
EP  - 395
VL  - 20
IS  - 3
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1977-059-7/
DO  - 10.4153/CMB-1977-059-7
ID  - 10_4153_CMB_1977_059_7
ER  -