Mufliha DIM, Erlangga E, Sugiarti R. The Effect of Social Support and Self-Efficacy on Academic Procrastination with Smartphone Addiction as an Intervening Variable in Completing Final Students’ Assignments. RRJ [Internet]. 2025Jun.13 [cited 2025Jul.18];7(5):3329-43. Available from: https://jurnal.ranahresearch.com/index.php/R2J/article/view/1630