Travel Routes or Geography Facts? An Evaluation of Voice Authentication User Interfaces. - Alina Hang; Alexander De Luca; Katharina Frison; Emanuel von Zezschwitz; Massimo Tedesco; Marcel Kockmann; Heinrich Hussmann (INTERACT (3), 2013)

CrowdUX: A Case for Using Widespread and Lightweight Tools in the Quest for UX. - Hanna Schneider; Katharina Frison; Julie Wagner; Andreas Butz (Conference on Designing Interactive Systems, 2016)