@article{MR_1986__30_a0,
     author = {N. Alexandris and  M. Burmester  and  V. Chrissikopoulos},
     title = {The {Structure} and complexity of interactive zero-knowledge proofs},
     journal = {M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta} E\ensuremath{\pi}\ensuremath{\iota}\ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta}
},
     pages = {1-20},
     publisher = {mathdoc},
     volume = {30},
     year = {1986},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1986__30_a0/}
}