?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.aufirst=Hanna+Jessica&rft.aulast=Al+Azizah&rft.au=Al+Azizah%2C+Hanna+Jessica&rft.date=2026&rft.degree=S2&rft.inst=Fakultas+Psikologi&rft.title=SELF-CONTROL+DAN+PROBLEMATIC+SMARTPHONE+USE+SEBAGAI+PREDIKTOR+BEDTIME+PROCRASTINATION+PADA+GENERASI+Z+DI+YOGYAKARTA