Fatma Nur Çoban, Abdulkadir Erdoğan. “Difficulties Encountered by the Teachers in Fifth Grade Applications of Mathematics Course”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 4, no. 3 (February 19, 2014): 242–258. Accessed May 3, 2024. https://turcomat.org/index.php/turkbilmat/article/view/60.