Dhamarani, A., & Khoirunnisa, R. (2023). The The Relationship Between Self-Concept and Assertive Behavior in Adolescents at Ar-Rudho Junior High School, East Jakarta. Character Jurnal Penelitian Psikologi, 10(1), 470-482. Retrieved from https://ejournal.unesa.ac.id/index.php/character/article/view/53599