Tria Wiena Rachmanda, Nuria Haristiani, and Susi Widianti. “Types of Vocatives in Japanese and Indonesian”. Proceeding of International Conference on Japanese Studies, Language and Education, vol. 2, no. 1, Sept. 2021, pp. 125-38, https://proceedings.aspbji.id/index.php/icjsle/article/view/45.