Mahanani, Estu. “Analisis Penerapan Strategi Pemasaran Online Pada Masa Pandemi Covid-19 ”. J-CEKI : Jurnal Cendekia Ilmiah 1, no. 2 (February 16, 2022): 65–72. Accessed May 23, 2026. https://www.ulilalbabinstitute.id/index.php/J-CEKI/article/view/127.