@inproceedings{Joc2015,Author = {Jochen Meyer and Jutta Fortmann and Merlin Wasmann and Wilko Heuten},Title = {Making Lifelogging Usable: Design Guidelines for Activity Trackers},Year = {2015},Pages = {323-334},Month = {1},Booktitle = {Proceedings of 21st International Conference, MMM 2015},type = {inproceedings}}@COMMENT{Bibtex file generated on }