Gupta, N. L., D. R. Mehrotra, and A. Saxena. “Quantum Cryptographic Protocols for Secure Comunication”. INFOCOMP Journal of Computer Science, vol. 8, no. 1, Mar. 2009, pp. 65-74, https://infocomp.dcc.ufla.br/index.php/infocomp/article/view/252.