Setterud, H. S., Johansson, M., Edgren, G., Amnér, G., Persson, E., Segersten, U., … Lidskog, M. (2015). Courses for tutors in problem-based learning. Current challenges at four Swedish universities. Högre utbildning, 5(1), 47–64. https://doi.org/10.23865/hu.v5.778