@misc{1148866, author = {Edward J Barkmeyer and James E Fowler and Spencer P Magleby}, title = {A conceptual architecture for a mechanical parts production system based on STEP:}, year = {1991}, month = {1991-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.IR.4685}, language = {en}, }