SyafiqI., and HidayatR. “Measuring The Contribution of Product Quality to Competitive Advantage in MSME”. Al-Kharaj : Jurnal Ekonomi, Keuangan & Bisnis Syariah, Vol. 6, no. 3, Sept. 2023, pp. 3106-20, doi:10.47467/alkharaj.v6i3.5006.