@inproceedings{Minoda:2019f4,
  author = "Minoda, Teppei  and  Tashiro, Hiroyuki  and  Takahashi, Tomo",
  title = "{A novel constraint on the Primordial Magnetic Fields using 21-cm line absorption signal}",
  doi = "10.22323/1.356.0028",
  booktitle = "Proceedings of The 4th KMI International Symposium {\textemdash} PoS(KMI2019)",
  year = 2019,
  volume = "356",
  pages = "028"
}