Ningsih SNW, Milasari AO, Saifuddin M. Strategi Marketing Mix dalam Menghadapi Pandemi Covid-19 (Studi Kasus pada Jolly Coffee Surabaya). MANOVA [Internet]. 2021 Jan. 30 [cited 2026 Feb. 20];4(1):21-35. Available from: https://jurnalfebi.uinsa.ac.id/index.php/MANOVA/article/view/388