@conference{Koj2017,
  author    = {Kojić, M., Markov, Z., Kojić Grandić, S.},
  title     = {Distance Learning and Lifelong Advanced Training of Professional Competence of Preschool Teachers and Teachers},
  booktitle = {Sinteza 2017 - International Scientific Conference on Information Technology and Data Related Research},
  year      = 2017,
  doi       = {},
  pages     = {-}
}