Solution of the neutron diffusion equation through multigrid methods implemented on a memory-coupled 25-processor system. - Herbert Finnemann; Jürgen Brehm; Edgar Michel; Jens Volkert (Parallel Comput., 1988)

Parallel conjugate gradient algorithms for solving the Neutron Diffusion Equation on SUPERNUM. - Ansgar Böhm; Jürgen Brehm; Herbert Finnemann (ICS, 1991)