TY  - JOUR
AU  - Niels Nielsen
TI  - On the trace of some operators
JO  - Studia Mathematica
PY  - 1972
SP  - 209
EP  - 215
VL  - 43
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/sm-43-3-209-215/
DO  - 10.4064/sm-43-3-209-215
LA  - en
ID  - 10_4064_sm_43_3_209_215
ER  -