Building secure servers with Linux - tools and best practices for bastion hosts. - Michael D. Bauer (O'Reilly, 2003)

Linux server security - tools and best practices for bastion hosts (2. ed.). - Michael D. Bauer (O'Reilly, 2005)

CARE: A dynamic stereo vision sensor system for fall detection. - Ahmed Nabil Belbachir; Martin Litzenberger; Stephan Schraml; Michael Hofstätter; Michael D. Bauer; Peter Schön; Martin Humenberger; Christoph Sulzbachner; Tommi Lunden; M. Merne (ISCAS, 2012)