Moeller, J., J. Viljaranta, B. Kracke, and J. Dietrich. “Disentangling Objective Characteristics of Learning Situations from Subjective Perceptions Thereof, Using an Experience Sampling Method Design”. Frontline Learning Research, vol. 8, no. 3, Mar. 2020, pp. 63-84, doi:10.14786/flr.v8i3.529.