A Narrative Description of the B5500 MCP, pages 29 (initiate routine) and 40 (a note on parallel processing) "CONTROL DATA 6400/6500/6600 COMPUTER SYSTEMS Reference Manual" (PDF).
A Narrative Description of the B5500 MCP, pages 29 (initiate routine) and 40 (a note on parallel processing) CONTROL DATA 6400/6500/6600 COMPUTER SYSTEMS Reference Manual Архивировано 2 января 2014 года.