HARRY TRUMAN SIMANJUNTAK. Catatan Pendahuluan tentang Alat-Alat Tanduk dan Tulang Medalem, Blora. AMERTA, [S. l.], v. 9, p. 14–17, 1984. Disponível em: https://ejournal.brin.go.id/amerta/article/view/15061. Acesso em: 4 feb. 2026.