Mustafa Z, Yordanov D, Milina R. Production and Investigation of Biodiesel Fuels from Spent Coffee Grounds. J. Technol. Innov. Renew. Energy [Internet]. 2017 Sep. 29 [cited 2024 Nov. 6];6(2):66-70. Available from: https://mail.lifescienceglobal.com/pms/index.php/jtire/article/view/4935