Widyastuti, P. “ANALISIS KEPUTUSAN PEMBELIAN: FENOMENA PANIC BUYING DAN SERVICE CONVENIENCE (STUDI PADA GROCERY STORE DI DKI JAKARTA)”. Proceeding SENDI_U, July 2020, pp. 583-91, https://www.unisbank.ac.id/ojs/index.php/sendi_u/article/view/8039.