SopiaC. S., YuliantoS. W., and AminahM. “Positive Psychology and students’ English-Speaking Performance: A Correlational Study of Senior High School Students ”. Proceder: Applied Linguistics, Literature, and Language Education, Vol. 2, no. 1, Feb. 2025, pp. 1-10, http://proceedings.upi.edu/index.php/Conaplin/article/view/4179.