The article illustrates a formal method of deriving functional test cases from use cases, including how to create a use case, derive all scenarios, and create reasonable test cases, as well as use IBM® Rational® RequisitePro for traceability from use cases to scenarios and test cases.
M. Friske, and H. Schlingloff. Tagungsband Dagstuhl-Workshop MBEES: Model Based Engineering of Embedded Systems, 2005-01, TU Braunschweig, (January 2005)