@article{f.a. zakkouri2011ovarian,
  title={Aggressive ovarian psammocarcinoma: a case report},
  author={f.a. zakkouri,n. berrada,f. kettani,h. mrabti,a. jalil,h. errihani},
  journal={European Journal of Gynaecological Oncology},
  volume={32},
  number={2},
  pages={214--215},
  doi = {10.12892/ejgo201102214},
  year={2011}
}