N. Nirmawan, A. . Hasibuan, and I. . Khairina , Trans., “Standardization Strategy for the Indonesian Language Proficiency Test (UKBI) in the PBSI Study Program at UMN Al-Washliyah”, WSSHS, vol. 3, no. 07, pp. 1101–1107, Jul. 2025, doi: 10.58812/wsshs.v3i07.2118.