@article{cao_su_zhuang_lu_2016,  title={A New Fluorescence Method for Determination of Ammonium Nitrogen in Aquatic Environment Using Derivatization with Benzyl Chloride},  volume={27},  ISSN={0103-5053},  url={https://doi.org/10.5935/0103-5053.20150351},  DOI={10.5935/0103-5053.20150351},  number={5},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Cao, Guiping and Su, Yang and Zhuang, Yafeng and Lu, Jilai},  year={2016},  month={May},  pages={950–957} }