Ramesh, Sivalingam, K. Karuppasamy, Dhanasekaran Vikraman, Eunhyun Kim, Lama Sanjeeb, Young-Jun Lee, Hyun-Seok Kim, Joo-Hyung Kim, and Heung Soo Kim. "Hierarchical Co3O4 decorated nitrogen-doped graphene oxide nanosheets for energy storage and gas sensing applications." Journal of Industrial and Engineering Chemistry (2021).