Dunnill, C., Thirunakaran, R., Sivashanmugam, A., Gopukumar, S., Dunnill, C. W., & Gregory, D. H. (2008). Studies on chromium/aluminium-doped manganese spinel as cathode materials for lithium-ion batteries—A novel chelated sol–gel synthesis. Journal of Materials Processing Technology, 208(1-3), pp. 520-531. doi:10.1016/j.jmatprotec.2008.01.017

Dunnill, Charlie, R. Thirunakaran, A. Sivashanmugam, S. Gopukumar, C. W. Dunnill, and D. H. Gregory. "Studies On Chromium/aluminium-doped Manganese Spinel As Cathode Materials for Lithium-ion Batteries—A Novel Chelated Sol–gel Synthesis." Journal of Materials Processing Technology 208, no. 1-3 (2008): 520-531.

Dunnill, Charlie, et al. "Studies On Chromium/aluminium-doped Manganese Spinel As Cathode Materials for Lithium-ion Batteries—A Novel Chelated Sol–gel Synthesis." Journal of Materials Processing Technology 208.1-3 (2008): 520-531.