1.
Sivashankar P, Weerahewa J, Pushpakumara G, Galagedara L. An estimation of the willingness to pay for biodiesel: a pilot study of diesel consumers. BAE [Internet]. 2016 Apr. 27 [cited 2024 Jul. 21];5(1):27-45. Available from: https://oaj.fupress.net/index.php/bae/article/view/3284