Berg, Christian, (1944-)

Potential theory Copenhagen 1979 : = proceedings of a colloquium held in Copenhagen, May 14-18, 1979 / by: Berg, Christian, (1944-); Forst, Gunnar, (1946-); Fuglede, Bent.; Danish-French Society for Scientific Research and Exchange. (Language materials, printed)

Harmonic analysis on semigroups : = theory of positive definite and related functions / by: Christensen, Jens Peter Reus.; Ressel, Paul.; Berg, Christian, (1944-) (Language materials, printed)