Nababan, Evani Doana, et al. “Analisis Kualitas Butir Soal Tes Kemampuan Akademik (TKA) SMA Di Kota Merauke”. Journal of Authentic Research, vol. 4, no. 2, Dec. 2025, pp. 2075-83, https://doi.org/10.36312/ep2nry15.