TY - RPRT TI - North American ISDN users' forum agreements on integrated services digital network AU - Stokesberry, Daniel P AU - Stokesberry, Daniel P AU - Antonishek, Tish A PY - 1994 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST SP 823-5 DO - 10.6028/NIST.SP.823-5 ER -