@article{11361,
  author = {Toshio Nakayama},
  title = {Possible Definition of Entropy for Weak Turbulence in Plasmas},
  year = {1967},
  journal = {Physics of Fluids},
  volume = {10},
  pages = {2073},
  month = {Jan-01-1967},
  issn = {00319171},
  url = {http://link.aip.org/link/PFLDAS/v10/i9/p2073/s1\&Agg=doi},
  doi = {10.1063/1.1762409},
}