@unpublished{TUW-120449, author = {Retscher, G{\"u}nther}, title = {NAVIO - An Intelligent Multi-sensor System for Pedestrian Navigation in Combined Outdoor/Indoor Environments}, year = {2006}, note = {invited; talk: Seminar of the School of Mechanical and Aerospace Engineering, Seoul National University, Seoul, South Korea; 2006-10-16} }