@article{EUG_1985_7_a28,
     author = {K. \ensuremath{\Pi}\ensuremath{\alpha}\ensuremath{\pi}o\ensuremath{\acute\upsilon}\ensuremath{\lambda}\ensuremath{\iota}\ensuremath{\alpha}},
     title = {\ensuremath{\Pi}\ensuremath{\rho}o\ensuremath{\gamma}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\mu}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\mu}\'{o}\ensuremath{\varsigma} - {E\ensuremath{\pi}\ensuremath{\iota}\ensuremath{\kappa}o\ensuremath{\iota}\ensuremath{\nu}\ensuremath{\omega}\ensuremath{\nu}\ensuremath{\acute\iota}\ensuremath{\alpha}} \ensuremath{\mu}\ensuremath{\varepsilon} \ensuremath{\tau}o\ensuremath{\nu} \ensuremath{\upsilon}\ensuremath{\pi}o\ensuremath{\lambda}o\ensuremath{\gamma}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\acute\eta}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma}},
     pages = {44--47},
     year = {1985},
     volume = {7},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUG_1985_7_a28/}
}