Siti Marwiyah, Mega Yolanda, and Khoirina Rizeki. “ANALISIS KEBIJAKAN PEMBERLAKUKAN PEMBATASAN KEGIATAN MASYARAKAT (PPKM) TERHADAP KESEHATAN MENTAL MASYARAKAT KOTA PROBOLINGGO”. Journal of Innovation Research and Knowledge 1, no. 6 (November 25, 2021): 127–134. Accessed July 5, 2025. https://mail.bajangjournal.com/index.php/JIRK/article/view/635.