“The Migration of Non-Local Communities and Effects on Dialects in Perak: A Geolinguistic Analysis: (Migrasi Masyarakat Luar Dan Pengaruh Dialek Di Perak: Analisis Geolinguistik)”. Jurnal Bahasa, vol. 17, no. 1, Sept. 2017, pp. 1-34, https://jurnal.dbp.my/index.php/jurnalbahasa/article/view/1166.