TY  - JOUR
AU  - Bjorndahl, Christina
AU  - Karshon, Yael
TI  - Revisiting Tietze–Nakajima: Local and Global Convexity for Maps
JO  - Canadian journal of mathematics
PY  - 2010
SP  - 975
EP  - 993
VL  - 62
IS  - 5
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2010-052-5/
DO  - 10.4153/CJM-2010-052-5
ID  - 10_4153_CJM_2010_052_5
ER  -