1.
Sriyanto, Suyatno, Ishafit. Efforts to Improve The Professionalism of High School Teachers In Bantul Regency: The Impact of Classroom Action Research On Teaching Performance . NJMPI [Internet]. 2025 Jul. 30 [cited 2026 Mar. 19];10(2):489-500. Available from: https://nidhomulhaq.uacmjk.ac.id/index.php/ndh/article/view/167