TY  - JOUR
AU  - Duda, Edwin
AU  - Haynsworth, W. Hugh
TI  - Finite-to-One Open Mappings
JO  - Canadian journal of mathematics
PY  - 1971
SP  - 77
EP  - 83
VL  - 23
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1971-008-6/
DO  - 10.4153/CJM-1971-008-6
ID  - 10_4153_CJM_1971_008_6
ER  -