A multi-modal dialog system for a mobile robot. - Ioannis Toptsis; Shuyin Li; Britta Wrede; Gernot A. Fink (INTERSPEECH, 2004)

Modality integration and dialog management for a robotic assistant. - Ioannis Toptsis; Axel Haasch; Sonja Hwel; Jannik Fritsch; Gernot A. Fink (INTERSPEECH, 2005)

Multimodale Dialogsteuerung für Roboteranwendungen. - Ioannis Toptsis (2005)