“PEMBINAAN UJIAN DIAGNOSTIK KOGNITIF BERBENTUK DUA-PERINGKAT UNTUK MENGENAL PASTI MISKONSEPSI OPERASI MUDAH UNGKAPAN ALGEBRA (Development of a Two-Tier Cognitive Diagnostic Test to Identify Misconceptions of Basic Operations of Algebraic Expression)”. 2026. Malaysian Journal of Learning and Instruction 23 (1): 181-204. https://doi.org/10.32890/.