P. P.  Ingole, Abhyankar, R. M., Prasad, B. L. V., and Haram, S. K., ?Citrate-capped quantum dots of CdSe for the selective photometric detection of silver ions in aqueous solutions?, Materials Science and Engineering B-Advanced Functional Solid-State Materials, vol. 168, no. 1-3, pp. 60-65, 2010.