Niu, Qijian, Binling Chen, Junxia Guo, Jun Nie, Xindong Guo, and Guiping Ma. “Flexible, Porous, and Metal–Heteroatom-Doped Carbon Nanofibers As Efficient ORR Electrocatalysts for Zn–Air Battery”. Nano-Micro Letters 11 (January 19, 2019): 8. Accessed November 24, 2024. https://nmlett.org/index.php/nml/article/view/233.