Y. Yusriadi, H. Hermansyah, I. . Ruslan, S. Chong, and H. Pan, “Indexical Hierarchies in Ulu Kapuas Malay Mantras: Vernacular Islamic Multilingualism in West Kalimantan”, Ascarya j. of islam. sci. cult. and soc. stud., vol. 6, no. 1, pp. 61–73, Jul. 2026, doi: 10.53754/iscs.v6i1.906.