@article{themechanismofadditivecomposition,
  title = {The Mechanism of Additive Composition},
  author = {Ran Tian and Naoaki Okazaki and Kentaro Inui},
  year = {2015},
  eprint = {1511.08407},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1511.08407v4},
}