@article{DBLP:journals/cacm/WattersCA98,
author = {Carolyn R. Watters and
Marshall Conley and
Cynthia Alexander},
title = {The Digital Agora: Using Technolgy for Learning in the Social
Sciences},
journal = {Commun. ACM},
volume = {41},
number = {1},
year = {1998},
pages = {50-57},
ee = {http://doi.acm.org/10.1145/268092.268113},
bibsource = {DBLP, http://dblp.uni-trier.de}
}