Nizar, Muhammad, and Muhammad Chabibi. “Massive Philanthropy As Marketing Competition in The New Normal Era During Pandemic”. Jurnal Inovasi Ilmu Sosial dan Politik (JISoP) 3, no. 2 (December 15, 2021): 162–172. Accessed May 20, 2024. https://riset.unisma.ac.id/index.php/JISoP/article/view/13321.