Markus Konstroffer Torben Weis Sascha Braun OpenSource in Electronic Commerce - A Comparative Analysis. 266-279 http://link.springer.de/link/service/series/0558/bibs/1875/18750266.htm 2000 conf/ecweb/2000 EC-Web db/conf/ecweb/ecweb2000.html#KonstrofferWB00