CHHINA, Ravinder; VERMA, S R; SHARDA, Ajay. Exhaust Emission Characteristics of an Un-Modified Diesel Engine Operated on Bio-Diesel Fuels. Journal of Agricultural Engineering, India, v. 42, n. 1, 2005. Disponível em: https://epubs.icar.org.in/index.php/JAE/article/view/14317. Acesso em: 29 oct. 2025.