681.142 | P93 2 | Protocol test systems [Текст] : Proceed.of the IFIP TC 6 sec. int. workshop on protocol test systems, org. by GMD-FOKUS and IBM-ENC, Berlin, 3-6 october, 1989 / ed. by J. de Meer et al. — Amsterdam : NHPC, 1990. — 371 p. |
| ISBN 0-444-88563-3 | |
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