@Article{gildea-cl11,
  author = {Daniel Gildea},
  title = {Grammar Factorization by Tree Decomposition},
  journal = {Computational Linguistics},
  year = {2011},
  volume = {37},
  number = {1},
  pages = {231--248},
  URL = {http://www.mitpressjournals.org/doi/abs/10.1162/coli_a_00040}
}
