Silalahi, D. W. and Silitonga, B. N. (2025) “Analisis Pedagogical Content Knowledge (PCK) Mahasiswa Pendidikan Guru SD terhadap Materi IPA melalui Instrument Content Representation (CoRe) dalam Konteks Pendidikan Kristen [Analysis of Elementary Teacher Education Students’ Pedagogical Content Knowledge (PCK) on Natural Sciences Subject Matter through the Content Representation (CoRe) Instrument in the Context of Christian Education]”, Diligentia: Journal of Theology and Christian Education, 7(3), pp. 232–242. doi: 10.19166/dil.v7i3.10255.