Zhang, Y., Q. Zeng, Y. Wu, J. Wu, S. Yuan, D. Tan, C. Hu, and X. Wang. “An Ultra-Durable Windmill-Like Hybrid Nanogenerator for Steady and Efficient Harvesting of Low-Speed Wind Energy”. Nano-Micro Letters, vol. 12, Aug. 2020, p. 175, doi:10.1007/s40820-020-00513-2.