Widyanti, R. “‘Ilm Al-Așwat (Phonetic and Phonology) Naẓariyātuhā Wa Taṭawwurātihā Wa Ahdāfu Tadrīsihā”. Lisanudhad: Jurnal Bahasa, Pembelajaran, Dan Sastra Arab, vol. 4, no. 2, Dec. 2017, pp. 83-100, doi:10.21111/lisanudhad.v4i2.1611.