Wardhani N, Tamawulan DR, Sari ARP, Mardhiyah NA, Nuraini RK, Safitri NC, Sulistya DMR. Effect of the Song "Diri" by Tulus on Self-Affirmation Among University Students: An Experimental Study. KPKM [Internet]. 2025 Sep. 5 [cited 2026 Jul. 5];3(2):1-13. Available from: https://penerbitgoodwood.com/index.php/kpkm/article/view/6802