J. Lohrenz et al., “Ultrafast dynamical response of the lower exciton-polariton branch in CdZnTe,”10.1103/physrevb.93.075201__Physical Review B, vol. 93, no. 7, 2016, doi:10.1103/physrevb.93.075201 .

M. Rüsing et al., “Vibrational properties of LiNb1xTaxO3 mixed crystals,”10.1103/physrevb.93.184305__Physical Review B, 2016, doi:10.1103/physrevb.93.184305 .