@article{ShojaeiFard2013,
  author    = {Ali Shojaei-Fard},
  title     = {Motivic Dyson-Schwinger equations},
  journal   = {International journal of modern physics : A, Particles and fields, gravitation, cosmology, nuclear physics},
  volume    = {28},
  number    = {20},
  doi       = {10.1142/S0217751X13501029},
  year      = {2013},
}