Aquino, S., Galamgam, J.A., Valdez, B.J. and Eslava, E. 2025. Quantification of Nitrous Oxide, Methane, and Carbon Dioxide Emissions from Agricultural Machineries in Cagayan Valley Rice Farming Systems. JERAFF - Linker (The Journal of Emerging Research in Agriculture, Fisheries and Forestry). 5, 2 (Dec. 2025), 1–14. DOI:https://doi.org/10.65141/tjeraff.v5i2.272.