Nahiya Nurul Aulia, Anisa Putri Zalya. Professionalism Of Mathematics Subject Teachers In An Effort To Improve The Quality Of Education. Lencana [Internet]. 2023 Dec. 5 [cited 2025 Jul. 5];2(1):119-28. Available from: https://ejurnal.politeknikpratama.ac.id/index.php/Lencana/article/view/3050