Katarina Sanca, Rahmatta Thoriq Lintangesukmanjaya, Dwikoranto, and N. A. A. Putri, “Implementation of PBL-Based Digital Worksheets to Improve Students’ Problem-Solving Skills: A Literature Review”, J. Digit. Phys. Educ., vol. 2, no. 1, p. 52051, Apr. 2026.