@conference{Obr2018,
  author    = {Obradović, M., Alčaković, S., Pavlović, O.},
  title     = {Effective Use of E-Mail Marketing on Example of Small And Medium-Sized Enterprises in Serbia},
  booktitle = {Sinteza 2018 - International Scientific Conference on Information Technology and Data Related Research},
  year      = 2018,
  doi       = {10.15308/Sinteza-2018-79-84},
  pages     = {79-84}
}