@article{GDZPPN002066890, title = {On weakly positive unit forms.}, journal = {Commentarii mathematici Helvetici}, volume = {63}, year = {1988}, pages = {312-336}, zbl = {0662.15014}, url = {http://dml.mathdoc.fr/item/GDZPPN002066890} }
Höhne, Hans-Joachim von. On weakly positive unit forms.. Commentarii mathematici Helvetici, Tome 63 (1988) pp. 312-336. http://gdmltest.u-ga.fr/item/GDZPPN002066890/