Li, Haijian, Chao Chen, Chi Li, Yuxiang Zhou, Zhenzhen Wang, Jianhua Yi, and Wengang Qu. 2026. “Measurement of Alkali Metal in Fuel Based on Laser-Induced Breakdown Spectroscopy”. Journal of Environmental Accounting and Management 14 (3): 517-27. https://doi.org/10.5890/JEAM.2026.09.010.