David Kahn, The Codebreakers , London, Sphere, 1978 JapanSord Takeo Miyauchi, The Flame from Japan , SORD Computer Systems Inc., 1982. Graphs J.L. Hennessy and D.A. Patterson, Morgan Kaufmann, California, 1990. phones Amos E. Joel, the World , Wiley, 1982. comp.risks comp.risks , a moderated bulletin board available world-wide on computer networks. Its purpose is the discussion of computer-related risks.