Saputro, A.G., Maulana, A.L., Aprilyanti, F.D. and Dipojono, H.K. 2021. Theoretical Study of Direct Carbon Dioxide Conversion to Formic Acid on Transition Metal-doped Subnanometer Palladium Clusters. Journal of Engineering and Technological Sciences. 53, 4 (Aug. 2021), 210402. DOI:https://doi.org/10.5614/j.eng.technol.sci.2021.53.4.2.