@article{
  author = {mortazavi nik, vahid, kanoz, elahe, Feizbakhsh, Alireza, Mehrdad Sharif, Amir Abdullah},
  title = {Microextraction and preconcentration of nickel in chocolate samples by SrFe12O19@CTAB magnetic nanoparticles and determination by electrothermal atomic absorption spectroscopy},
  journal = {Journal of applied research in chemisry},
  year = {2022},
  volume = {15},
  number = {4},
  pages = {118-132},
  doi = {10.30495/jacr.2022.689065}
}