@article{
  author = {mirzaeiyan, A., aliakbary, s.},
  title = {Search Engine for Structured Event Retrieval from News Sources},
  journal = {Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran},
  year = {2022},
  volume = {19},
  number = {3},
  pages = {221-227},
  doi = {}
}