@article{jesus_maciel filho_2014,  title={Drying of α-amylase by spray drying and freeze-drying - a comparative study},  volume={31},  ISSN={0104-6632},  url={https://doi.org/10.1590/0104-6632.20140313s00002642},  DOI={10.1590/0104-6632.20140313s00002642},  number={3},  journal={Brazilian Journal of Chemical Engineering},  publisher={Brazilian Society of Chemical Engineering},  author={Jesus, S. S. de and Maciel Filho, R.},  year={2014},  month={Jul},  pages={625–631} }