1. https://swachhindia.ndtv.com/india-air-pollution-related-deaths-due-to-diesel-vehicles-says-a-new-study-31853/.
2. A review on feedstocks, production processes, and yield for different generations of biodiesel;Singh;Fuel,2020
3. Initiative to collect and convert used cooking oil into bio diesel launched https://www.thehindu.com/news/cities/Tiruchirapalli/initiative-to-collect-and-convert-used-cooking-oil-into-bio-diesel-launched/article35238295.ece TIRUCHI,JULY 09, 2021.
4. Aman Rawat ,Zomato Partners With BioDiesel To Produce Biodiesel From Used Cooking Oil https://inc42.com/buzz/zomato-partners-with-biod-to-produce-biodiesel-from-used-cooking-oil/, 21/10/19.
5. Optimization of biodiesel production from waste cooking oil using Fe-Montmorillonite K10 by response surface methodology;Yahya;Renewable Energy,2020