Adistira LGAKD, Husniati, Jiwandono IS. Analisis Kesulitan Belajar Matematika Materi Perkalian. jcar [Internet]. 2022 Nov. 7 [cited 2024 May 19];4(4). Available from: https://jppipa.unram.ac.id/index.php/jcar/article/view/2398