@article{
  author = {w. Husain, Syed, kiarostami, Vahid, Morravati, Mohsen, Tagebakhsh, M.R, Roozbahani, Ali},
  title = {Multiresidue determination of organophosphorus pesticides in corn oil using solid-phase extraction with lanthanum silicate sorbent and gas chromatography},
  journal = {Journal of Physical & Theoretical Chemistry},
  year = {2005},
  volume = {2},
  number = {2},
  pages = {3-7},
  doi = {}
}