Cite
APA Citation
Institution,, B. S. (1993). Information technology. Local and metropolitan area networks. Token ring access method and physical layer specifications. Recommended practice for use of unshielded twisted pair cable (UTP) for token ring data transmission at 4 Mbit/s.. London : British Standards Institution. http://access.bl.uk/ark:/81055/vdc_100104371689.0x000001