M. Kruk, M. Pawlak, T. Taherian, E. Yüce, M. E. Shirvan, and E. Barabadi, “When time matters: Mechanisms of change in a mediational model of foreign language playfulness and L2 learners’ emotions using latent change score mediation model”, 10.14746/ssllt, vol. 13, no. 1, pp. 39–69, Mar. 2023.