F. B. de F. Moreira, R. de C. de F. Bezerra, F. E. A. Rodrigues, J. C. da C. Assunção, and T. B. M. G. Arruda, “In situ Transesterification of Babassu for Production of Biodiesel as Sustainable Energy Option for Aratuba Community in State of Ceará, Brazil”, Orbital: Electron. J. Chem., vol. 10, no. 2, pp. 105-112, Apr. 2018.