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Alivia Nurul Fauzasari, Nana Herdiana Abdurrahman. Managing Teacher Professionalism through Principal Leadership in Junior High Schools. J. Sci. Educ. [nternet]. 2026Sep.22 [cited 2026Oct.7];7(1):2262-74. vailable from: https://jse.rezkimedia.org/index.php/jse/article/view/765