Non abbiamo ancora una biografia di H. Begehr.
Pubblicato in Inglese

Topics in Analysis and its Applications
2008

Transformations, Transmutations, and Kernel Functions, Volume II (Chapman and Hall /Crc Monographs and Surveys in Pure and Applied Mathematics)
1993

Nonlinear elliptic boundary value problems and their applications
1996
Introduction to Several Complex Variables and Partial Differential Equations
1997