Pan, Y., W. Zeng, L. Li, Y. Zhang, Y. Dong, D. Cao, G. Wang, B. L. Lucht, K. Ye, and K. Cheng. “A Facile Synthesis of ZnCo2O4 Nanocluster Particles and the Performance As Anode Materials for Lithium Ion Batteries”. Nano-Micro Letters, vol. 9, no. 2, Dec. 2016, p. 20, doi:10.1007/s40820-016-0122-4.