I.  Uddin, Adyanthaya, S. D., Syed, A., Selvaraj, K., Ahmad, A., and Poddar, P., ?Structure and microbial synthesis of sub-10 nm Bi2O3 nanocrystals?, Journal of Nanoscience and Nanotechnology, vol. 8, no. 8, pp. 3909-3913, 2008.

S.  Senapati, Syed, A., Khan, S., Pasricha, R., Khan, M. Islam, Kumar, R., and Ahmad, A., ?Extracellular biosynthesis of metal sulfide nanoparticles using the fungus fusarium oxysporum?, Current Nanoscience, vol. 10, no. 4, pp. 588-595, 2014.