@article{zacchi_vieira_ardisson_fátima_araujo_2024,  title={Immobilized <i>p</i>-Sulfonic Acid Calix[4]Arene on Silica for Glycerol Acetalization: Influence of Preparation Method on Catalyst Microstructure and Catalytic Properties},  volume={35},  ISSN={0103-5053},  url={https://doi.org/10.21577/0103-5053.20240076},  DOI={10.21577/0103-5053.20240076},  number={11},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Zacchi, Carlos Henrique C. and Vieira, Sara S. and Ardisson, José D. and Fátima, Ângelo de and Araujo, Maria Helena},  year={2024},  pages={e–20240076} }