1. Bae, H., Glazewski, K., Brush, T., & Kwon, K. (2021). Fostering transfer of responsibility in the middle school PBL classroom: An investigation of soft scaffolding. Instructional Science, 49(3), 337–363. https://doi.org/10.1007/s11251-021-09539-4
2. Bae, H., Glazewski, K., Hmelo-Silver, C. E., Lester, J., Mott, B. W., & Rowe, J. (2019). Intelligent cognitive assistants to support orchestration in CSCL. In K. Lund, G. P. Niccolai, E. Lavoué, C. Hmelo-Silver, G. Gweon, & M. Baker (Eds.) A Wide Lens: Combining Embodied, Enactive, Extended, and Embedded Learning in Collaborative Settings, 13th International Conference on Computer Supported Collaborative Learning (CSCL) 2019 (Vol. 2, pp. 947–948). International Society of the Learning Sciences. https://repository.isls.org/handle/1/1743
3. Barrows, H. (2002). Is it truly possible to have such a thing as dPBL? Distance Education, 23(1), 119–122.
4. Barrows, H. S., & Tamblyn, R. M. (1980). Problem-based learning: An approach to medical education. Springer Publishing Company.
5. Börjesson, P. O., Hamidian, A., Kubilinskas, E., Richter, U., Weyns, K., & Ödling, P. (2006). Free-riding in group work – Mechanisms and countermeasures. Journal of Management. Retrieved November 5, 2021, from URL https://www.lth.se/fileadmin/lth/genombrottet/konferens2006/p_o_b_rjesson_mfl.pdf