@article{raj_raju_varghese_granadeiro_nogueira_panicker_2009,  title={IR, Raman and SERS spectra of 2-(methoxycarbonylmethylsulfanyl)-3,5-dinitrobenzene carboxylic acid},  volume={20},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532009000300021},  DOI={10.1590/S0103-50532009000300021},  number={3},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Raj, Asha and Raju, K. and Varghese, Hema Tresa and Granadeiro, Carlos M. and Nogueira, Helena I. S. and Panicker, C. Yohannan},  year={2009},  pages={549–559} }