Santoso, Agus, Heri Retnawati, Timbul Pardede, Dyah Paminta Rahayu, Munaya Nikma Rosyada, Rugaya Tuanaya, Rimajon Sotlikova, and Begimbetova Guldana Atymtaevna. 2025. “Is There Any Item or Test Bias in the Business English Test at Universitas Terbuka?”. Diksi 33 (2):225-48. https://doi.org/10.21831/diksi.v33i2.84570.