Rachmad, Rio Nur. “Language, Commerce, and Urban Identity: A Socio-Onomastic Study of Coffee Shop Naming Practices in Surabaya”.  Southeast Asian Language and Literature Studies 2, no. 2 (October 11, 2025): 90–100. Accessed December 6, 2025. https://ejournal.brin.go.id/salls/article/view/13491.