KUSUMAWATI, K.; RAKHMAWATI, R.; HARTINI, H. The Relationship Between Self-Concept and Assertive Behavior of Students. Indonesian Journal of Educational Research and Review, [S. l.], v. 4, n. 2, p. 317–324, 2021. DOI: 10.23887/ijerr.v4i2.30686. Disponível em: https://ejournal.undiksha.ac.id/index.php/IJERR/article/view/30686. Acesso em: 15 oct. 2024.