W. Kastner, G. Neugschwandtner:
"Data communications for distributed building automation";
in: "Embedded Systems Handbook, Second Edition, Volume 2: Networked Embedded Systems", issued by: R. Zurawski; CRC Press, Boca Raton, 2009, ISBN: 978-1-4398-0761-3, 29-1 - 29-34.