I. Marcikic, A. Ling, S.Y. Looi, D. Gosal, A. Lamas-Linares, C. Kurtsiefer. (2005). Free space quantum cryptography using compact polarization entangled photon pair source. CLEO/IQEC 1619-1620
D. Gosal, D. Kaszlikowski, L.C. Kwek, M. Zukowski, C.H. Oh. (2004). Asymmetric multipartite Greenberger-Horne-Zeilinger states and Bell inequalities. Phys. Rev. A70 042106