Vartanyan, A.I., et al. “INFLUENCE OF OPTICAL PHONON CONFINEMENT ON TWO-PHONON CAPTURE PROCESSES IN QUANTUM DOTS”. Proceedings of the YSU A: Physical and Mathematical Sciences, vol. 48, no. 2 (234), July 2014, pp. 50-53, doi:10.46991/PSYU:A/2014.48.2.050.