@article { title = {Through the open door: Open courses as research, learning, and engagement}, year = {2010}, month = {07/2010}, author = {Cormier, Dave and Siemens, George}, language = {eng}, journal = {EDUCAUSE Review}, volume = {45}, issue = {4}, pages = {30-39}, url = {http://net.educause.edu/ir/library/pdf/ERM1042.pdf}, attachments = {ERM1042[1].pdf}, }