Sabtiawan, W. B.; Fauziah, A. N. M. .; Wasis, W.; Rijanto, T.; Wong-akharawin, K. .; Hendratmoko, A. F. A Digital System-Based Assessment for Collaborative Problem-Solving Skills Among Pre-Service Science Teachers: Preliminary Evidence of Quality and Implementation. jpii 2026, 15 (3). https://doi.org/10.15294/jpii.v15i3.54201.