FIGUEROA, V.L et al. QSAR studies on urea and thiourea derivatives: Relationship between descriptors log P, p, MR and MV and antibacterial acvtivity in Staphylococcus aureus, Klebsiella pneumoniae and Escherichia coli. J. Argent. Chem. Soc. [online]. 2008, vol.96, n.1-2, pp.87-100. ISSN 1852-1428.