The following publications are possibly variants of this publication:
- A Two-Level Microprogrammed Multiprocessor Computer with Nonnumeric FunctionsTakanobu Baba, Ken Ishikawa, Kenzo Okuda. TC, 31(12):1142-1156, 1982.
- Hierarchical Micro-Architectures of a Two-Level Microprogrammed Multiprocessor ComputerTakanobu Baba, Katsuhiro Yamazaki, Nobuyuki Hashimoto, Hiroyuki Kanai, Kenzo Okuda, Kazuhiko Hashimoto. icpp 1983: 478-485
- Architectural Evaluation and Improvement of a Universal Host Computer MUNAPKatsuhiro Yamazaki, Takanobu Baba, Kenzo Okuda, Hiroyuki Kanai. ifip 1986: 779-784