@misc{1199116, author = {Tim Boland}, title = {Working implementation agreements for open systems interconnection protocols:}, year = {1989}, month = {1989-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.IR.89-4082}, language = {en}, }