Kvantově provázané fotony dopadající na stínítko, foto P.-A.Moreau et al., Imaging Bell-type nonlocal behavior, Science Advances 12 Jul 2019: Vol. 5, no. 7, eaaw2563, DOI: 10.1126/sciadv.aaw2563, https://advances.sciencemag.org/content/5/7/eaaw2563, CC BY 4.0, https://creativecommons.org/licenses/by/4.0/.