@article{EUG_1988__20_a17,
     author = {K.B. \ensuremath{\Sigma}o\ensuremath{\upsilon}\ensuremath{\rho}\ensuremath{\lambda}\ensuremath{\acute\alpha}\ensuremath{\varsigma}},
     title = {O\ensuremath{\lambda}o\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\acute\eta}\ensuremath{\rho}\ensuremath{\omega}\ensuremath{\mu}\ensuremath{\alpha}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma}
},
     pages = {2-26},
     publisher = {mathdoc},
     volume = {20},
     year = {1988},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUG_1988__20_a17/}
}