@conference {2013, title = {Mobilogue: Creating and Conducting Mobile Learning Scenarios in Informal Settings}, booktitle = {The 21st International Conference on Computers in Education (ICCE 2013)}, year = {2013}, address = {Denpasar Bali, Indonesia}, author = {Adam Giemza and Malzahn, Nils and Hoppe, H. Ulrich} }