Busnawir, Busnawir. “Konsistensi Internal Instrumen Tes: Perbandingan Beberapa Metode Estimasi Berdasarkan Variasi Ukuran Sampel”. Jurnal Pendidikan Matematika 14, no. 2 (July 31, 2023): 135–146. Accessed December 23, 2024. https://jpm.uho.ac.id/index.php/journal/article/view/100.