@article{
  author = {Saeedi, Masoud, Larijani, Maryam, Mostafavi Darani, Firouzeh},
  title = {Investigaties effect level of education on the elementary school principals Borkhar city in the safety Management System, Health and Environment},
  journal = {Human & Environment},
  year = {2018},
  volume = {16},
  number = {2},
  pages = {69-79},
  doi = {}
}