TY  - JOUR
AU  - Barbeau, Edward J.
TI  - Subordinate and Pseudo-Subordinate Semi-Algebras
JO  - Canadian journal of mathematics
PY  - 1967
SP  - 212
EP  - 224
VL  - 19
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-014-9/
DO  - 10.4153/CJM-1967-014-9
ID  - 10_4153_CJM_1967_014_9
ER  -