S. E. A. Salim, S. . Gurning, T. F. Nugroho, and Gopinath, “Direct Decarbonization Model for Handling Equipment at Jamrud Terminal Using a Combination Method of Default Emission Factors (DEF) and Direct Monitoring of Greenhouse Gas Emissions (DMGGE) ”, IJMEIR, vol. 10, no. 3, pp. 838–849, Sep. 2025.