Mubarok, Muhammad, Wulandary, Dian, Islami, Riska, Ramadhan, Akhmad, Fadhiah, Masyitha, AND Qomariyah, Nurul. " PENGARUH FLASH SALES DAN GRATIS ONGKIR TERHADAP PERILAKU KONSUMTIF MAHASISWA PRODI MANAJEMEN FEB UNIVERSITAS MUHAMMADIYAH JEMBER" Jurnal Mahasiswa Entrepreneurship (JME) [Online], Volume 4 Number 1 (21 January 2025)