Mapping the Preconditioned Conjugate Gradient Algorithm for Neutron Diffusion Applications onto Parallel Machines. - John John E. So; Raghunandan Janardhan; Thomas J. Downar; Howard Jay Siegel (ICPP, Vol. 2, 1996)

Mapping Conjugate Gradient Algorithms for Neutron Diffusion Applications onto SIMD, MIMD, and Mixed-Mode Machines. - John John E. So; Thomas J. Downar; Raghunandan Janardhan; Howard Jay Siegel (Int. J. Parallel Program., 1998)

A Nested FGMRES Method for Parallel Calculation of Nuclear Reactor Transients. - Raghunandan Janardhan; Thomas J. Downar (J. Sci. Comput., 1998)