Purnamasari, E. et al. 2026. Mathematical Critical Thinking in Trigonometry Under E-Module-Supported Project-Based Learning: An Explanatory Sequential Study Across Self-Reported Modality Preferences. International Journal of Environment, Engineering and Education. 8, 3 (Sep. 2026), 500–524. DOI:https://doi.org/10.55151/ijeedu.v8i3.566.