@article{Kazuki FUKUI201919069, title={Hydrothermal synthesis and electrochemical capacitor application of urchin-like NiCo2O4 particles: effect of urea concentrations}, author={Kazuki FUKUI and Yuya NAKAMURA and Hiroya ABE and Yoshikazu SUZUKI}, journal={Journal of the Ceramic Society of Japan}, volume={127}, number={11}, pages={843-848}, year={2019}, doi={10.2109/jcersj2.19069} }