Aimée Sousa Calepso, Natalie Hube, Noah Berenguel Senn, Vincent Brandt, and Michael Sedlmair. cARdLearner: Using expressive Virtual Agents when learning vocabulary in Augmented Reality. ACM, 2022. [PUMA: EXC2075 exc2075 myown simtech visus visus:hubene visus:sedlmaml visus:sousacae]