Bright nanoscale source of deterministic entangled photon pairs violating Bell's inequality,
K.D. Jöns, L. Schweickert, M.A.M. Versteegh, D. Dalacu, P.J. Poole, A. Gulinatti, A. Giudice, V. Zwiller, M.E. Reimer, 7 (2017).