List of Articles Vahid Kiarostami Article 1 - Multiresidue determination of organophosphorus pesticides in corn oil using solid-phase extraction with lanthanum silicate sorbent and gas chromatography Syed w. Husain Vahid kiarostami Mohsen Morravati M.R Tagebakhsh Ali Roozbahani Journal of Physical & Theoretical Chemistry , Issue 4 , Year , Spring 2005