@inbook{Church2013,
author = {Church, K. and de Oliveira, R.},
title= {What’s up with WhatsApp? Comparing mobile instant messaging behaviors with traditional SMS},
year = {2013},
editor = {Rohs, M.},
editor = {Schmidt, A.},
editor = {Ashbrook, D.},
editor = {Rukzio, E.},
booktitle = {Proceedings of the 15th International Conference on Human-Computer Interaction with Mobile Devices and Services},
address = {New York},
publisher = {ACM},
pages = {352--361},
}