@article{costa_gomes_silva_lião_2017,  title={Conformational Analysis, Experimental and GIAO-DFT <sup>13</sup>C NMR Chemical Shift Calculation on 2’-Hydroxy-3,4,5-trimethoxy-chalcone},  volume={28},  ISSN={0103-5053},  url={https://doi.org/10.21577/0103-5053.20170060},  DOI={10.21577/0103-5053.20170060},  number={11},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Costa, Fabio Luiz P. and Gomes, Paulo F. and Silva, Andressa K. and Lião, Luciano M.},  year={2017},  month={Nov},  pages={2130–2135} }