@article{zhu_cui_2013,  title={Determination of 4-vinylgaiacol and 4-vinylphenol in top-fermented wheat beers by isocratic high performance liquid chromatography with ultraviolet detector},  volume={56},  ISSN={1516-8913},  url={https://doi.org/10.1590/S1516-89132013000600018},  DOI={10.1590/S1516-89132013000600018},  number={6},  journal={Brazilian Archives of Biology and Technology},  publisher={Instituto de Tecnologia do Paraná - Tecpar},  author={Zhu, Mingguang and Cui, Yunqian},  year={2013},  month={Nov},  pages={1018–1023} }