Salmi, E., Vehkakoski, T., Aunola, K., Määttä, S., Kairaluoma, L., & Pirttimaa, R. (2019). Motivational sources of practical nursing students at risk of dropping out from vocational education and training. Nordic Journal of Vocational Education and Training, 9(2), 112–131. https://doi.org/10.3384/njvet.2242-458X.1992112