@inproceedings{Ishihara:201999, author = "Ishihara, Aya and Kiriki, Ayumi", title = "{Calibration LEDs in the IceCube Upgrade DEgg modules}", doi = "10.22323/1.358.0923", booktitle = "Proceedings of 36th International Cosmic Ray Conference {\textemdash} PoS(ICRC2019)", year = 2019, volume = "358", pages = "923" }