@article{ghasemi_kaykhaii_2016,  title={Application of a Novel Micro-Cloud Point Extraction for Preconcentration and Spectrophotometric Determination of Azo Dyes},  volume={27},  ISSN={0103-5053},  url={https://doi.org/10.5935/0103-5053.20160030},  DOI={10.5935/0103-5053.20160030},  number={9},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Ghasemi, Elham and Kaykhaii, Massoud},  year={2016},  month={Sep},  pages={1521–1526} }