SMS versenden: Real-time programming 2004 (WRTP 2004) : a proceedings volume from the 28th IFAC/IFIP Workshop on Real-Time Programming, WRTP 2004 and the International Workshop on Software Engineering, IWSS 2004 Istanbul, Turkey, 8-10 September 2004 / edited by M. Colnarič, W.A. Halang and M. Węgrzyn.