Performance and emission characteristics of salviniaceae filiculoides aquatic fern oil and SiO2 nano additive biodiesel in CI engineKannan Thurairaj Rajeswari and Sheeju Selva Roji SelvadasSci. Tech. Energ. Transition, 78 (2023) 4DOI: https://doi.org/10.2516/stet/2022021