Prihandini, E. S., Alisya, H. V. N., Sarsilaningsih, K., & Aras, M. (2026). The Roles of e-WOM, National Identity, and Perceived Quality in the Purchase Decisions of Indonesian Products among the Indonesian Diaspora in Qatar . Journal of Mathematics Instruction, Social Research and Opinion, 5(3), 2341–2358. https://doi.org/10.58421/misro.v5i3.1903