Capulong, Charlyn Maybituin, Joana Marie Edera Pujanes, Jupert Jasser Goylan Abellana, Michael Lloyd A Bation, Gilceline L Dingding, and Maria Rizalia Y Teves. “Associations Between Teaching Challenges, Professional Self-Esteem, and Instructional Knowledge Among Out-of-Field Teachers: The Mediating Role of Coping Mechanisms”. International Journal of Learning, Teaching and Educational Research 25, no. 2 (February 28, 2026): 495–519. Accessed April 18, 2026. http://www.ijlter.net/index.php/ijlter/article/view/2717.