1. Shah, Z.H., and Q.A. Tahir. 2011. Dielectric Properties of Vegetable Oils. JSR Publications.
2. Martin, R. 2014. Fluid Maintenance and Dissolved Gas Analysis for Ester-based Transformer Liquids. In 5th Workshop, Oil/Paper and Gas-Insulated Systems in Components of Electrical Power Supply. Graz, June 2014.
3. Pagger, E. 2013. Alternative Insulating Liquids Compared to the Classic Mineral Oil. Doctoral Thesis, Graz University of Technology, May 2013.
4. Colombo, C., et al. 2017. Macauba: A Promising Tropical Palm for the Production of Vegetable Oil, OCL. EDP Sciences. https://doi.org/10.1051/ocl/2017038.
5. Gunstone, F. 2004. The Chemistry of Oils and Fats, Sources, Composition, Properties and Uses. Blackwell Publishing Ltd., ISBN 1-4051-1626-9.