AGARWAL, V. Academic Optimism, Work-Related Flow and Personal Effectiveness Among Indian Secondary School Teachers: Testing a Mediation Model Across SSC, CBSE and ICSE Boards. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 25, n. 4, p. 120–139, 2026. Disponível em: https://ijlter.myres.net/index.php/ijlter/article/view/2796. Acesso em: 2 may. 2026.