Umam, Choerul, and Tri Esti Rahayuningtyas. “Analisis Strategi Pemasaran Dengan Menggunakan Metode QSPM (Quantitative Strategic Planning Matrix) Di Mina Jaya Kediri”. Synergy in Economic & Business Management, vol. 1, no. 1, Aug. 2024, pp. 18-29, https://doi.org/10.2222/a5z62287.