Muhammad Surya Dwi Kurniawan et al. 2025. Perancangan Strategi Pemasaran pada Griya Fitnes Menggunakan Metode Quantitative Strategic Planning Matrix (QSPM). Journal of Production, Enterprise, and Industrial Applications. 2, 2 (Jan. 2025). DOI:https://doi.org/10.25124/jpeia.v2i2.8706.