Supriadi, Asep. “IMPROVING SALES PERFORMANCE: THE ROLE OF PRODUCT QUALITY AND DISTRIBUTION CHANNELS”. Management Science Research Journal 2, no. 1 (February 20, 2023): 108–118. Accessed May 31, 2026. https://www.smanagementscienceresearchjournal.com.msjr.my.id/index.php/msr/article/view/76.