Ashok1, A. et al. 2016. Novel 4-[5-(Substituted-1,2,4-oxadiazol-3-yl)phenylamine] Derivatives of 6,7-Dimethoxy-quinazolines as Potent Inhibitors of VEGF Receptors I and II. Asian Journal of Chemistry. 28, 10 (Jun. 2016), 2122–2130. DOI:https://doi.org/10.14233/ajchem.2016.19884.