“Reduction of Opacity in Pollutant Gas Emissions in Compression Ignition Engines by Using Biodiesel B5 and B10 Based on Algae”. Revista Científica Ingeniería Y Desarrollo., vol. 38, no. 1, Jan. 2020, pp. 212-23, https://doi.org/10.14482/inde.38.1.621.4.