Mulyana, Anna, Arina Silviana, and Arsyil Waritsman. “The Effect of Self-Esteem on Vocational High School students’ Mathematics Achievement”. 12 Waiheru 11, no. 2 (December 1, 2025): 130–137. Accessed May 19, 2026. https://journal.bdkambon-kemenag.id/index.php/12waiheru/article/view/96.