Lang05'

@article{DBLP:journals/mscs/Lang05,
  author    = {Bernard Lang},
  title     = {Matching with multiplication and exponentiation (extended
               abstract)},
  journal   = {Mathematical Structures in Computer Science},
  volume    = {15},
  number    = {5},
  year      = {2005},
  pages     = {959-968},
  ee        = {http://dx.doi.org/10.1017/S0960129505004883},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}