“Quantum-Size Effect and Exciton Percolation in Porous and Disordered Films on the Basis of Spherical ‘Core Shell’ Elements”. Ukrainian Journal of Physics 60, no. 7 (January 17, 2019): 648. Accessed September 10, 2026. https://ujp.bitp.kiev.ua/index.php/uik/article/view/2019214.