@conference{Spa2015,
  author    = {Spasić, V., Pavlović, D., Stanić, N.},
  title     = {Distributing tourism and travel services in Serbia - Traditional travel agencies/tour operators vs. online distribution},
  booktitle = {Synthesis 2015 - International Scientific Conference of IT and Business-Related Research},
  year      = 2015,
  doi       = {10.15308/Synthesis-2015-531-536},
  pages     = {531-536}
}