AL- HILFY, A. Single – Photon Interference with Thermally Excited Three – Level Cascade Atoms. University of Thi-Qar Journal of Science, University of Thi-Qar, Thi-Qar, Iraq, v. 1, n. 3, p. 114–122, 2009. Disponível em: https://jsci.utq.edu.iq/index.php/main/article/view/181.. Acesso em: 3 apr. 2025.