@inproceedings{Hanawa:2018Sg,
  author = "Hanawa, Tomoyuki",
  title = "{Protoplanetary Disks – A Review}",
  doi = "10.22323/1.288.0009",
  booktitle = "Proceedings of Accretion Processes in Cosmic Sources {\textemdash} PoS(APCS2016)",
  year = 2018,
  volume = "288",
  pages = "009"
}