SIVASHANKAR, P.; WEERAHEWA, J.; PUSHPAKUMARA, G.; GALAGEDARA, L. An estimation of the willingness to pay for biodiesel: a pilot study of diesel consumers. Bio-based and Applied Economics, [S. l.], v. 5, n. 1, p. 27–45, 2016. DOI: 10.13128/BAE-15283. Disponível em: https://oaj.fupress.net/index.php/bae/article/view/3284. Acesso em: 13 jun. 2024.