VENKATA RAJESH KUMAR T, et al. “COUROUPITA GUIANENSIS LEAF CALLUS EXTRACT MEDIATED SYNTHESIS AND ANTIBACTERIAL ACTIVITY OF SILVER NANOPARTICLES”. Asian Journal of Pharmaceutical and Clinical Research, vol. 10, no. 5, May 2017, pp. 126-30, doi:10.22159/ajpcr.2017.v10i5.17066.