1. Bose, A., Lin, R., Rajendran, K., O'Shea, R., Xia, A., & Murphy, J. D. (2019). How to optimise photosynthetic biogas upgrading: a perspective on system design and microalgae selection. Biotechnology advances, 107444. (IF-12.831)

2. Awasthi, M. K., Sarsaiya, S., Wainaina, S., Rajendran, K., Kumar, S., Quan, W., ... & Zhang, Z. (2019). A critical review of organic manure biorefinery models toward sustainable circular bioeconomy: Technological challenges, advancements, innovations, and future perspectives. Renewable and Sustainable Energy Reviews, 111, 115-131. (IF-10.556)

3. Rajendran, K., Mahapatra, D., Venkatraman, A. V., Muthuswamy, S., & Pugazhendhi, A. (2020). Advancing anaerobic digestion through two-stage processes: Current developments and future trends. Renewable and Sustainable Energy Reviews, 123, 109746. (IF-10.556)

4. McDonagh, S., Deane, P., Rajendran, K., & Murphy, J. D. (2019). Are electrofuels a sustainable transport fuel? Analysis of the effect of controls on carbon, curtailment, and cost of hydrogen. Applied Energy, 247, 716-730. (IF-8.426)

5. Dhamodharan, K., Varma, V. S., Veluchamy, C., Pugazhendhi, A., & Rajendran, K. (2019). Emission of volatile organic compounds from composting: A review on assessment, treatment and perspectives. Science of The Total Environment, 133725. (IF-5.589)

4. Toor, M., Kumar, S. S., Malyan, S. K., Bishnoi, N. R., Mathimani, T., Rajendran, K., & Pugazhendhi, A. (2020). An overview on bioethanol production from lignocellulosic feedstocks. Chemosphere, 242, 125080. (IF-5.108)

5. Rajendran, K., & Murthy, G. S. (2019). Techno-economic and life cycle assessments of anaerobic digestion–A review. Biocatalysis and Agricultural Biotechnology, 101207.