Rüdiger W. Braun.
A partial differential operator which is surjective on Gevrey classes $\Gamma^d({\bf R}^3)$ with $1\leq d<2$ and $d\geq 6$ but not for $2\leq d<6$.
Studia Math.,
107(2):157-169,
1993.
ISSN: 0039-3223.
Rüdiger W. Braun.
An extension of Komatsu's second structure theorem for ultradistributions.
J. Fac. Sci. Univ. Tokyo Sect. IA Math.,
40(2):411-417,
1993.
ISSN: 0040-8980.
Manuals, booklets
Rüdiger W. Braun.
Surjektivität partieller Differentialoperatoren auf Roumieu-Klassen.
Habilitationsschrift,
Universität Düsseldorf,
1993.