Rizali Zaka Wali and Fitri Maulidah Rahmawati 2025. The Impact of Social Media Marketing Activities and Brand Ambassadors on University Purchase Decision: The Case of Unisa Yogyakarta’s TikTok Campaigns . Menulis: Jurnal Penelitian Nusantara. 1, 8 (Aug. 2025), 556–563. DOI:https://doi.org/10.59435/menulis.v1i8.623.