TY - RPRT TI - Validation of an OSI Transport Class 4 simulator AU - Kim, Okhee AU - Heatley, Sharon AU - Bishop, Bob PY - 1991 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 4530 DO - 10.6028/NIST.IR.4530 ER -