@article{negm_sabagh_2011,  title={Interaction between cationic and conventional nonionic surfactants in the mixed micelle and monolayer formed in aqueous medium},  volume={34},  ISSN={0100-4042},  url={https://doi.org/10.1590/S0100-40422011000600018},  DOI={10.1590/S0100-40422011000600018},  number={6},  journal={Química Nova},  publisher={Sociedade Brasileira de Química},  author={Negm, Nabel A. and Sabagh, Ahmad M. El},  year={2011},  pages={1007–1013} }