F. Ameri and D. Dutta, An Upper Ontology for Manufacturing Service Description , ASME Conference Proceeding, pp.10-1115, 2006.
DOI : 10.1115/detc2006-99600

F. Ameri and J. D. Summers, An Ontology for Representation of Fixture Design Knowledge, Computer-Aided Design and Applications, vol.11, issue.2, pp.601-611, 2008.
DOI : 10.3722/cadaps.2008.601-611

J. Jang, B. Jeong, B. S. Kulvatunyou, J. Chang, and H. Cho, Discovering and integrating distributed manufacturing services with semantic manufacturing capability profiles, International Journal of Computer Integrated Manufacturing, vol.9, issue.6, pp.631-646, 2008.
DOI : 10.1016/j.websem.2003.07.002

P. Vichare, A. Nassehi, S. Kumar, and S. Newman, A Unified Manufacturing Resource Model for Representation of CNC Machining Systems, 18th International Conference on Flexible Automation and Intelligent Manufacturing (FAIM), 2008.