TY - GEN AU - Krima, Sylvere AU - Barbau, Raphael AU - Fiorentini, Xenia AU - Sudarsan, Rachuri AU - Sriram, Ram D C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 2009-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.7561 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 2009 TI - OntoSTEP ::OWL-DL ontology for STEP ER -