Lewis, Katherine, Grace Thompson, and Sarah Arvey Tov. “Screening for Characteristics of Dyscalculia: Identifying Unconventional Fraction Understandings”. International Electronic Journal of Elementary Education 14, no. 3 (March 16, 2022): 243–267. Accessed August 5, 2026. https://www.iejee.com/index.php/IEJEE/article/view/1707.