Wulandari, Eka, and Muhammad Habib. “Analysis Factors of Customer Satisfaction on Creating Consumer Loyalty at Bu Puji Sembako In Berbek Market, Berbek District, Nganjuk Regency”. Madani Jurnal Politik dan Sosial Kemasyarakatan 15, no. 01 (February 28, 2023): 225-243. Accessed May 6, 2024. http://e-jurnal.unisda.ac.id/index.php/MADANI/article/view/4084.