Gajda, M. 2026. Self-Regulation in Adolescents: The Role of School-Based Support, Self-Efficacy, and Negative Peer Experiences. Przegląd Badań Edukacyjnych (Educational Studies Review). 1, 61 (Oct. 2026), 5–25. DOI:https://doi.org/10.12775/PBE.2026.004.