Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Hiromasa Ikeda, Yasunori Nishizawa, Hiroshi Sunagawa, Jiro Yamagata. Three-Level Subscriber's Loop Signaling for a Data Network. IEEE Transactions on Communications, 24(12):1331-1336, 1976. [doi]
Abstract is missing.