C. S. Namiq and K. R. Ahmad, “Pedagogical Analysis of Al-Khalil’s Phonological Theory in the Context of the Kitab al-Ayn Lexicon: A Case Study of Phoneme Articulation"”, wjfh, vol. 22, no. 1, pp. 241–224, Feb. 2026, doi: 10.31185/wjfh.Vol22.Iss1.1523.