I. Salman Robbi Rodlya and S. Gumilar, “From Personal Recruitment to Institutionalized Cadre Formation: Ikatan Pelajar Persis and the Making of the ROFI (Ar-Rasikhuna fil ‘Ilmi) System in West Java, 2010–2024”, JKS, vol. 4, no. 1, pp. 76–96, Nov. 2026.