Improving the Psychological Well-Being of Post-Pandemic Students through Optimistic Thinking Training: Meningkatkan Psychological Well-Being Mahasiswa Paska Pandemi Covid-19 Melalui Pelatihan Berpikir Optimis. Ind. Jour. Cul. Comm. Dev. 2023;14(2). doi:10.21070/ijccd.v14i2.915