@article{GDZPPN002228351,
title = {Operatoren H1 ... X.},
journal = {Manuscripta mathematica},
volume = {58},
year = {1987},
pages = {399-422},
url = {http://dml.mathdoc.fr/item/GDZPPN002228351}
}
Hensgen, Wolfgang. Operatoren H1 ... X.. Manuscripta mathematica, Tome 58 (1987) pp. 399-422. http://gdmltest.u-ga.fr/item/GDZPPN002228351/