2002
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                            C. Kurtsiefer; P. Zarda; M. Halder; H. Weinfurter; P. M. Gorman, P. R. Tapster, and J. G. Rarity
                    
                    
                    
 Quantum cryptography: A step towards global key distribution
 Nature 419, 450 (2002)
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                            C. Braig; P. Zarda; C. Kurtsiefer; H. Weinfurter
                    
                    
                    
 Experimental Demonstration of Complementarity with Single Photons
 Applied Physics B 76, 113-116 (2003)
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                            A. Beige, B.-G. Englert; C. Kurtsiefer; H. Weinfurter
                    
                    
                    
 Secure communication with single-photon two-qubit states
 J. Phys. A 35, L407 (2002)
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                            A. Beige, B.-G. Englert; C. Kurtsiefer; H. Weinfurter
                    
                    
                    
 Secure communication with a publicly known key
 Acta Phys. Pol. A 101, 357 (2002)
 
 