UML for Systems Engineering Request for Proposal
OMG. 2003. UML for Systems Engineering Request for Proposal. Needham, MA, USA: Object Management Group. OMG ad/2003-3-41. Available at http://www.omg.org/cgi-bin/doc?ad/2003-3-41
This source is considered a primary reference for the System Modeling Concepts article.
This document resulted from a standards effort to develop the requirements for the systems modeling language. It is based heavily on the systems engineering concept model that is also referenced in this section and serves as an example of how a concept model is used to specify a system modeling language.