S. Layukan, A. T. Tellu, and M. S. Bialangi, “The Influence of the Assisted Problem-based Learning Model Scaffolding Method against Problems Solving and Communication Ability of High School Students”, Int. J. Educ. Hum. Soc. Stud., vol. 1, no. 1, pp. 31–36, Mar. 2024, doi: 10.63895/j30321271.2024.v1.i1.pp31-36.