“Implementation of Class-Based Character Education Strengthening Program in Sidoarjo Regency Elementary Schools: Implementasi Program Penguatan Pendidikan Karakter Berbasis Kelas di Sekolah Dasar Kabupaten Sidoarjo” (2022) Indonesian Journal of Education Methods Development, 17(1), p. 10.21070/ijemd.v17i.636. doi:10.21070/ijemd.v17i.636.