Challenges for real-time systems engineering. Part 1, State of the artMõtus, Leo; Vingerhoeds, Robertus A.; Meriste, MerikProceedings of the Estonian Academy of Sciences. Engineering2005 / 1, p. 3-17

Challenges for real-time systems engineering. Part 2, Towards time-aware technologyMõtus, Leo; Vingerhoeds, Robertus A.; Meriste, MerikProceedings of the Estonian Academy of Sciences. Engineering2005 / 1, p. 18-30