Amaliarrafiun PN, Hastini, Maf’ulah M, Zarkiani. Investigating EFL Students’ Difficulties in Producing English Interdental Fricatives (/Θ/ and /Ð/): A Descriptive Quantitative Study. Fost.j.e.l.t. [Internet]. 2026Apr.30 [cited 2026Aug.30];7(2):547-61. Available from: https://www.foster.pbi-iainpalopo.ac.id/index.php/contents/article/view/412