Focusing the First Phase - An Interdisciplinary Approach to Modeling an Interactive System on the Use-Case Indoor-Blind-Navigation. - Ken Pierre Kleemann; Nadine Schumann; Veronika Heuten; Hans-Gert Gräbe (TFC, 2022)

Bringing Back a Source-TRIZ in Social Science. - Nadine Schumann; Ken Pierre Kleemann; Hans-Gert Gräbe (TFC, 2023)