Saengthong, A. and Chaiklam, S. (2026) “Development of the Standard Spelling Ability of Upper Elementary Students with Reading Disabilities through the 5-Step Ladder Teaching Technique Integrated with Recreational Songs”, ARU Research Journal Humanities and Social Sciences. Ayutthaya, Thailad, 13(2), pp. 64–76. available at: https://so01.tci-thaijo.org/index.php/rdi-aru/article/view/286374 (accessed: 29 August 2026).