Rijlaarsdam, G., Braaksma, M., Couzijn, M., Janssen, T., Raedts, M., Van Steendam, E., Toorenaar, A., & van den Bergh, H. (2008). Observation of peers in learning to write. Practise and research. Journal of Writing Research, 1(1), 53–83. https://doi.org/10.17239/jowr-2008.01.01.3