Buchem, I., Tur, G., & Hölterhof, T..  (2014).  Learner control in Personal Learning Environments: A Cross-Cultural Study. Journal of Literacy and Technology, 15(2). Abgerufen von http://www.literacyandtechnology.org/uploads/1/3/6/8/136889/ib1.pdf

Buchem, I., Tur, G., & Hölterhof, T..  (2014).  The Role of Ownership and Control in Personal Learning Environments: A Cross-Cultural Study. In Proceedings of the 4th International PLE Conference 2013 Berlin/Melbourne.