Our paper related to Rhapsody-Simulink integration and Parametric Constraint Evaluator was published.
Takashi Sakairi, Eldad Palachi, Chaim Cohen, Yoichi Hatsutori, Junya Shimizu, and Hisashi Miyashita, "Model Based Control System Design Using SysML, Simulink, and Computer Algebra System," Journal of Control Science and Engineering, vol. 2013, Article ID 485380, 14 pages, 2013.
"Journal of Control Science and Engineering" is an open access journal, so you can access the paper from the journal's website with no subscription or registration barriers.
IBM Research - Tokyo