@article {25309,
	title = {Free-electron-driven beam-scanning terahertz radiation},
	journal = {Optics Express},
	volume = {27},
	year = {2019},
	pages = {26192-26202},
	author = {Juan-Feng Zhu and Chao-Hai Du* and Tie-Jun Huang and Lu-Yao Bao and Pu-Kun Liu}
}
