Hasriansyah, A. N. Insan, and S. Rukaiyah, “Collaboration Between Local Government and Business Actors in Increasing Locally Generated Revenue Through the Optimization of Certain Goods and Services Tax on Food and/or Beverages in Tanjung Selor, Bulungan Regency”, JOMEL, vol. 6, no. 2, pp. 2167–2182, Aug. 2026.