Saepulloh, Isep, et al. “The Development of a Customer-Based (TQM) Quality Management Model at Universitas Halim Sanusi Persatuan Ummat Islam Bandung”. Inovasi Kurikulum, vol. 22, no. 4, Nov. 2025, pp. 2063-74, https://doi.org/10.64014/jik.v22i4.167.