@book{Chen.2002, address = {Aachen}, author = {Chen, Yue}, interhash = {e8b0bd354ead825963f91b6ccccdf100}, intrahash = {207e52269339fb49c66ba3544cf23254}, isbn = {3832208682}, price = {EUR 49.80}, privnote = {No. 198}, publisher = {Shaker}, series = {Berichte aus der Informatik}, title = {Eine Architektur zur Unterstützung von Awareness für die Kooperation in web-basierten Lernumgebungen}, year = 2002 }