Ratnasari, D., Mamat Supriatna, Maria Oktasari, and Mila Yunita. “Development of Students’ Psychological Flexibility Instruments: Islamic Perspectives”. Tebuireng: Journal of Islamic Studies and Society, vol. 5, no. 2, Jan. 2025, pp. 400-1, doi:10.33752/tjiss.v5i2.8481.