%0 Conference Proceedings %T Determination of Bismuth by Electrothermal Atomic Absorption Spectrometry using Single Drop Micro ‎Extraction in Real Samples %A CHamsaz, Mahmod %A Arbab Zavar, Mohammad Hossein %A Riazi, Mahdi %A Takjoo, Reza %J ‎17th Iranian Seminar of Analytical Chemistry %D 2010