Salgueiro, J. L., Ángeles Cancela, Ángel Sánchez, R. Maceiras, and L. Pérez. “Analysis of Extraction and Transesterification Conditions for Phaeodactylum Tricornutum Microalgae”. European Journal of Sustainable Development, vol. 4, no. 2, June 2015, p. 89, doi:10.14207/ejsd.2015.v4n2p89.