DasarathyY80'

@article{DBLP:journals/cj/DasarathyY80,
  author    = {B. Dasarathy and
               Cheng Yang},
  title     = {A Transformation on Ordered Trees},
  journal   = {Comput. J.},
  volume    = {23},
  number    = {2},
  year      = {1980},
  pages     = {161-164},
  ee        = {http://dx.doi.org/10.1093/comjnl/23.2.161},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}