FACOM VP-100/200: Supercomputers with ease of use. - Hiroshi Tamura; Sachio Kamiya; Takahiro Ishigai (Parallel Comput., 1985)

Using Domain Decomposition in the Multigrid NAS Parallel Benchmark on the Fujitsu VPP500. - Jason C. H. Wang; Han Lung; Yasunori Katsumata; Takahiro Ishigai (PP, 1995)