User perception of multi-modal interfaces for mobile applications. - Florian Metze; Roman Englert; Udo Bub; Ingmar Kliche; Thomas Scheerbarth (INTERSPEECH, 2008)

Enabling customer self service through image processing on mobile devices. - Ingmar Kliche; Sascha Hellmann; Jörn Kreutel (Multimedia Content and Mobile Devices, 2013)