Retnawati H, Wutsqo DU, Listyani E, Prasetya KRY. The identification of the difficulties in solving mathematical problems of junior high school mathematics teachers in Nusa Tenggara Timur and Maluku Utara. JOE [Internet]. 2014 Dec. 4 [cited 2025 May 5];7(1). Available from: https://journal.uny.ac.id/index.php/joe/article/view/5752