J. A. Naibaho, B. D. Nugroho, en Y. S. Zamil, ‘PERLINDUNGAN HUKUM BAGI TANAH ULAYAT MASYARAKAT ADAT KESULTANAN DELI AKIBAT NASIONALISASI NV DELI MAATSCHAPPIJ [Legal Protection of the Communal Land Rights of the Deli Sultanate due to the Nationalization of NV Deli Maatschaapij]’, LR, vol. 20, nr. 1, pp. 46–70, sep. 2020.