1.
Iqbal M, Ashraf A. Recent Trends in Animal Fats and Oils to Biodiesel Research: Conversion Methods, Technical Challenges and Assessment of Economic and Environmental Impacts. ijafe [Internet]. 14Dec.2017 [cited 19Dec.2018];1(1):21-2. Available from: http://journals.psmpublishers.org/index.php/ijafe/article/view/142