Shea, P., Hayes, S., Uzuner Smith, S., Vickers, J., Bidjerano, T., Gozza-Cohen, M., Jian, S.-B., Pickett, A., Wilde, J. and Tseng, C.-H. (2013) “Online learner self-regulation: Learning presence viewed through quantitative content- and social network analysis”, The International Review of Research in Open and Distributed Learning, 14(3), pp. 427-461. doi: 10.19173/irrodl.v14i3.1466.