Pattanaik, B. P. ., Jena, J. ., & Misra, R. D. . (2022). The effect of oxygen content in soapnut biodiesel-diesel blends on performance of a diesel engine. International Journal of Automotive and Mechanical Engineering, 14(3), 4574–4588. https://doi.org/10.15282/ijame.14.3.2017.14.0361