%0 Journal Article %A P. Venkateswara Reddy %A S. Venkatramana Reddy %A B. Sankara Reddy %A R. P. Vijayalakshmi %T Investigation on structural and photoluminescence properties of ($\mathrm{Co}$, $\mathrm{Al}$) $\mathrm{Co}$-doped $\mathrm{SnO}_2$ nanoparticles %J Nanosistemy: fizika, himiâ, matematika %D 2016 %P 494-498 %V 7 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/NANO_2016_7_3_a14/ %G en %F NANO_2016_7_3_a14