@article{Pietrulewicz:2013t4,
  author = "Pietrulewicz, Piotr",
  title = "{Electric dipole transitions in pNRQCD}",
  doi = "10.22323/1.171.0135",
  journal = "PoS",
  year = 2013,
  volume = "Confinement X",
  pages = "135"
}