@article{sadeghi_2012,  title={Synthesis of a biocopolymer carrageenan-g-poly(AAm-co-IA)/ montmorilonite superabsorbent hydrogel composite},  volume={29},  ISSN={0104-6632},  url={https://doi.org/10.1590/S0104-66322012000200010},  DOI={10.1590/S0104-66322012000200010},  number={2},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Sadeghi, M.},  year={2012},  month={Apr},  pages={295–305} }