@article{Ahl11, author = {Ahlrichs, C. and Kohlsdorf, D. and Lawo, M. and Kalkbrenner, G.}, title = {IT-ASSIST: Towards Usable Applications for Elderly People}, journal = {International Journal of Ambient Computing and Intelligence (IJACI)}, year = {2011}, volume = {3}, number = {1}, doi = {10.4018/jaci.2011010104}, pages = {33-41} }