Zhang, Xiong, Yanping Zhou, Bin Luo, Huacheng Zhu, Wei Chu, and Kama Huang. “Microwave-Assisted Synthesis of NiCo2O4 Double-Shelled Hollow Spheres for High-Performance Sodium Ion Batteries”. Nano-Micro Letters 10, no. 1 (October 31, 2017): 13. Accessed November 21, 2024. https://nmlett.org/index.php/nml/article/view/306.