Bugata, Bharat Kumar, et al. “Synthesis, Characterization and in Vitro Biological Evaluation of Some New Diarylsulfonylurea-Chalcone Hybrids As Potential 5-Lipoxygenase Inhibitors”. European Journal of Chemistry, vol. 4, no. 4, Dec. 2013, pp. 396-01, doi:10.5155/eurjchem.4.4.396-401.878.