Safaruddin, S., S. Syaharuddin, M. Mahsup, V. Mandailina, and A. Abdillah. “GeoGebra-Assisted Problem-Based Learning for Mathematical Reflective Thinking”. Moestopo International Review on Social, Humanities, and Sciences, Vol. 6, no. 2, Sept. 2026, pp. 333-48, doi:10.32509/mirshus.v6i2.176.