TY - GEN AU - Robert Lipman C2 - Advanced Manufacturing Series (NIST AMS), National Institute of Standards and Technology, Gaithersburg, MD DA - 2017-08-17 DO - https://doi.org/10.6028/NIST.AMS.200-4 LA - en PB - Advanced Manufacturing Series (NIST AMS), National Institute of Standards and Technology, Gaithersburg, MD PY - 2017 TI - STEP File Analyzer User's Guide (Version 4) ER -