@inproceedings{babic2017neutrinoless,
  author = {Babi{\v{c}}, A. and {\v{S}}tef{\'a}nik, D. and Krivoruchenko, M.I. and {\v{S}}imkovic, F.},
  title = {Neutrinoless and Two-Neutrino Double-Beta Decay with Emission of Single Free Electron},
  booktitle = {Proceedings of the 36th International Workshop on Nuclear Theory},
  publisher = {Heron Press Ltd},
  address = {Sofia},
  volume = {36},
  pages = {75--83},
  year = {2017},
  issn = {1313-2822}
}