@article{11476,
  author = {Takenori Nakano and Noboru Ohyama and Chushiro Hayashi},
  title = {Rapid Contraction of a Protostar to the Stage of Quasi-Hydrostatic Equilibrium. I—-The Case of One Solar Mass without Radiation Flow—-},
  year = {1968},
  journal = {Progress of Theoretical Physics},
  volume = {39},
  pages = {1448-1467},
  month = {Jan-06-1968},
  issn = {0033-068X},
  url = {http://ptp.oxfordjournals.org/content/39/6/1448.full.pdf+html},
  doi = {10.1143/PTP.39.1448},
}