TY  - JOUR
AU  - Hans-Joachim von Höhne
TI  - On weakly positive unit forms.
JO  - Commentarii mathematici Helvetici
PY  - 1988
SP  - 312
EP  - 336
VL  - 63
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMH_1988__63_4_140126/
ID  - CMH_1988__63_4_140126
ER  -