@article{11116,
  author = {Joseph Chen},
  title = {Formal Theory of Multichannel Rearrangement Collisions},
  year = {1966},
  journal = {Physical Review},
  volume = {152},
  pages = {1454-1459},
  month = {Jan-12-1966},
  issn = {0031-899X},
  url = {http://link.aps.org/doi/10.1103/PhysRev.152.1454},
  doi = {10.1103/PhysRev.152.1454},
}