W. L. Setiawan, “The Model of Communication of Education in the Village Unit Cooperatives (KUDs) and in the Traditional Islamic Boarding School Cooperatives (Kopontren): A Study in West Java Province, Indonesia”., EJIS, vol. 8, no. 3, pp. 128–139, Sep. 2023, doi: 10.2478/eujss-2023-0020.