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Isaacs, A., & Carroll, W. (1999). Strategies for basic fact instruction. Teaching Children Mathematics, 5(9), 508-515.
Jayanthi, M., Gersten, R., & Baker, S. (2008). Mathematics Instruction for Students with Learning Disabilities or Difficulty Learning Mathematics: A Guide for Teachers. Center on Instruction.
Rittle-Johnson, B., & Jordan, N. C. (2016). Synthesis of IES-Funded Research on Mathematics: 2002-2013 (NCER 2016-2003) Washington, DC: National Center for Education Research, Institute of Education Sciences, U.S. Department of Education.