@article{farahani_ramezani_hassan_niazi_2017,  title={In Tube Ultrasonic and Air Assisted Liquid-Liquid Microextraction-Gas Chromatography-Mass Spectrometry Determination: a Novel Method for the Determination of Phthalate Esters in Aqueous Samples},  volume={28},  ISSN={0103-5053},  url={https://doi.org/10.21577/0103-5053.20160247},  DOI={10.21577/0103-5053.20160247},  number={6},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Farahani, Abolfazl and Ramezani, Majid and Hassan, Jalal and Niazi, Ali},  year={2017},  month={Jun},  pages={967–974} }