@inproceedings{Chen:2021G4, author = "Chen, Long and Li, Xin and Ge, Lisi and Liu, Hu and Sun, Qinning and Wang, Yang and Xia, Junji and Zhu, Fengrong and Zhang, Yong", title = "{Application of the nitrogen laser calibration system in LHAASO-WFCTA}", doi = "10.22323/1.395.0269", booktitle = "Proceedings of 37th International Cosmic Ray Conference {\textemdash} PoS(ICRC2021)", year = 2021, volume = "395", pages = "269" }