P Jena, Shakti, Priyanka P Patra, Sagar Nanda, and Saroj K Acharya. 2018. “Effect of Different Catalysts on the Production Rate of Biogas from Banana Leaves”. International Journal of Engineering & Technology 7 (4.39): 339-41. https://doi.org/10.14419/ijet.v7i4.39.23958.