Nugraha, Rizki Nurul, and Fauzi Achmad Riyadi , trans. 2024. “Marketing Mix in an Effort to Maintain The Product GONG CHA on The Existence of International Sale of Beverage Products”. West Science Interdisciplinary Studies 2 (02): 279-93. https://doi.org/10.58812/wsis.v2i02.598.