@article{TUW-119197, author = {Retscher, G{\"u}nther}, title = {Einsatz von Location Based Services (LBS) als Navigationshilfe: Integration in moderne Navigationssysteme}, journal = {{\"O}sterreichische Zeitschrift f{\"u}r Vermessung und Geoinformation (VGI)}, year = {2002}, volume = {90}, number = {1}, pages = {2--12} }