Connor-Boyle S, Harvey MN, Neyman J, T. F. McLaughlin TFM. The Differential Effects of the DI Flashcard Procedure on Multiplication Facts with a 13-Year-Old Middle School Student with Learning Disabilities. IJEE. 2016;5(1):268-277. Accessed October 27, 2026. https://ijee.org/ijee/article/view/607