For citations:
Vildanova M.F., Kozlov S.S., Nikolskaia A.B., Shevaleevskiy O.I., Tsvetkov N.A., Alexeeva O.V., Larina L.L. Niobium-doped titanium dioxide nanoparticles for electron transport layers in perovskite solar cells. Nanosystems: Physics, Chemistry, Mathematics. 2017;8(4):540-545. https://doi.org/10.17586/2220-8054-2017-8-4-540-545