@article{DBLP:journals/tochi/ZaphirisS06,
author = {Panayiotis Zaphiris and
Rifaht Sarwar},
title = {Trends, similarities, and differences in the usage of teen
and senior public online newsgroups},
journal = {ACM Trans. Comput.-Hum. Interact.},
volume = {13},
number = {3},
year = {2006},
pages = {403-422},
ee = {http://doi.acm.org/10.1145/1183456.1183461},
bibsource = {DBLP, http://dblp.uni-trier.de}
}