@misc{1148351, author = {Mark E Palmer and Kent A Reed}, title = {3D piping IGES application protocol::version 1.1}, year = {1992}, month = {1992-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.IR.4797}, language = {en}, }