Krisito, Renol Elmi, Musnaini Musnaini, Andang Fazri, and Wahyudil Khotib. 2024. “Pengaruh Promosi Gratis Ongkir Dan Countdown Time Terhadap Impulse Buying Pada Aplikasi Shopee”. Innovative: Journal Of Social Science Research 4 (3):18140-53. https://doi.org/10.31004/innovative.v4i3.12706.