@inproceedings{inproceedings2f07fbbf,
title   = {Discussion forums: relevance lost?},
author = {Casarin, Marcia Lygia and Araujo, Elenise Maria de and Oliveira Neto, José Dutra de},
year = {2011},
publisher = {Universitas Terbuka/ICDE},
booktitle   = {ICDE World Conference on Open and Distance Learning}
}