Synthesis and electrochemical characterizations of La doped nano-size LiCo0.2Ni0.8O2 cathode materials for rechargeable lithium batteriesD. Arumugam, G. Paruthimal Kalaignan, K. Vediappan and C. W. LeeEur. Phys. J. Appl. Phys., 51 1 (2010) 11101DOI: https://doi.org/10.1051/epjap/2010067