Y. Yosef, F. Rozzaqyah, N. Wisma, A. Pinesya, and J. D. R. Waty, “Incorporating Keruntung into Solution-Focused Counseling for Strengthening Multicultural Self-Efficacy of High Schools Students: Fuzzy Delphi Validation”, bull. couns. psy., vol. 8, no. 1, Mar. 2026.