TY  - JOUR
AU  - Manuel González
TI  - Operational quantities characterizing semi-Fredholm operators
JO  - Studia Mathematica
PY  - 1995
SP  - 13
EP  - 27
VL  - 114
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/sm-114-1-13-27/
DO  - 10.4064/sm-114-1-13-27
LA  - en
ID  - 10_4064_sm_114_1_13_27
ER  -