@article{müller_flores_müller_silva_ferrão_2011,  title={Attenuated total reflectance with Fourier transform infrared spectroscopy (ATR/FTIR) and different PLS Algorithms for simultaneous determination of clavulanic acid and amoxicillin in powder pharmaceutical formulation},  volume={22},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532011001000011},  DOI={10.1590/S0103-50532011001000011},  number={10},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Müller, Aline L. H. and Flores, Érico M. M. and Müller, Edson I. and Silva, Fabiana E. B. and Ferrão, Marco F.},  year={2011},  month={Oct},  pages={1903–1912} }