Horodecki, Pawel; Smolin, John A; Terhal, Barbara M; Thapliyal, Ashish V (January 2003). "Rank two bipartite bound entangled states do not exist". Theoretical Computer Science. 292 (3): 589–596. arXiv:quant-ph/9910122. doi:10.1016/S0304-3975(01)00376-0. S2CID43737866.
Horodecki, Pawel; Smolin, John A; Terhal, Barbara M; Thapliyal, Ashish V (January 2003). "Rank two bipartite bound entangled states do not exist". Theoretical Computer Science. 292 (3): 589–596. arXiv:quant-ph/9910122. doi:10.1016/S0304-3975(01)00376-0. S2CID43737866.
Horodecki, Pawel; Smolin, John A; Terhal, Barbara M; Thapliyal, Ashish V (January 2003). "Rank two bipartite bound entangled states do not exist". Theoretical Computer Science. 292 (3): 589–596. arXiv:quant-ph/9910122. doi:10.1016/S0304-3975(01)00376-0. S2CID43737866.