Rüdiger W. Braun and Reinhold Meise.
Analysis mit Maple.
Vieweg,
Braunschweig/Wiesbaden,
1995.
Articles in journal, book chapters
Rüdiger W. Braun.
The surjectivity of a constant coefficient homogeneous differential operator on the real analytic functions and the geometry of its symbol.
Ann. Inst. Fourier (Grenoble),
45(1):223-249,
1995.
ISSN: 0373-0956.