Filius, R. M., de Kleijn, R. A., Uijl, S. G., Prins, F. J., Rijen, H. V. and Grobbee, D. E. (2018) “Promoting deep learning through online feedback in SPOCs”, Frontline Learning Research, 6(2), pp. 92–113. doi: 10.14786/flr.v6i2.350.