Nurfadilah Simatupang, Julina Lubis, Abdurrahman Siregar. Educational Process Standards: The Identity of a Professional Teacher. JPG [Internet]. 2026 Jun. 12 [cited 2026 Jun. 14];3(3):139-52. Available from: https://journal.maalahliyah.sch.id/index.php/jpg/article/view/543