Juan-Lázaro, O. and Area-Moreira, M. (2021) “Thin layer gamification in e-learning: evidence on motivation and self-regulation: [Thin layer gamification in e-learning: evidence on motivation and self-regulation]”, Pi­xel-Bit. Media and Education Journal, 62, pp. 146–181. doi: 10.12795/pixelbit.82427.