@article{QinChangLiuetal.2013,
  author    = {Si-xue Qin and Lei Chang and Yu-xin Liu and Craig D. Roberts and Sebastian M. Schmidt},
  title     = {Practical corollaries of transverse Ward-Green-Takahashi identities},
  journal   = {Physics Letters B},
  volume    = {722.2013},
  number    = {4},
  pages     = {384 -- 388},
  doi       = {10.1016/j.physletb.2013.04.034},
  year      = {2013},
}