Lina, Roidah. “MENINGKATKAN KUALITAS PRODUK SEBAGAI STRATEGI FUNDAMENTAL DALAM BERSAING”. SCIENTIFIC JOURNAL OF REFLECTION : Economic, Accounting, Management and Business 1, no. 1 (January 1, 2018): 91-100. Accessed October 7, 2026. https://ojspustek.org/index.php/SJR/article/view/106.