@conference{Pet2020,
  author    = {Petrović, J., Jovanović, M.},
  title     = {Conversational Agents for Learning Foreign Languages a Survey},
  booktitle = {Sinteza 2020 - International Scientific Conference on Information Technology and Data Related Research},
  year      = 2020,
  doi       = {10.15308/Sinteza-2020-14-22},
  pages     = {14-22}
}