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2. JSR 302: Safety Critical Java Technology. http://jcp.org/en/jsr/detail?id=302 .
3. Alur, R., & Dill, D.L. (1994). A theory of timed automata. Theoretical Computer Science, 126, 183–235.
4. Barry, R. (2009). Using the FreeRTOS real time kernel: a practical guide. Real Time Engineers Limited.
5. Behrmann, G., David, A., & Larsen, K.G. (2004). A tutorial on uppaal In M. Bernardo, & F. Corradini (Eds.), International school on formal methods for the design of computer, communication, and software systems, SFM-RT 2004. Revised Lectures, Lecture Notes in Computer Science, vol. 3185, (pp. 200–237). Berlin: Springer. http://doc.utwente.nl/51010/ .