@article{EUG_1990_26_a14,
     author = {M\ensuremath{\alpha}\ensuremath{\nu}\'{o}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\varsigma} K\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\sigma}o\ensuremath{\pi}\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\nu}\ensuremath{\acute\alpha}\ensuremath{\kappa}\ensuremath{\eta}\ensuremath{\varsigma}},
     title = {A\ensuremath{\pi}\ensuremath{\lambda}\ensuremath{\acute\epsilon}\ensuremath{\varsigma} {K\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\acute\epsilon}\ensuremath{\varsigma}} {\ensuremath{\Pi}o\ensuremath{\lambda}\ensuremath{\upsilon}\ensuremath{\gamma}\ensuremath{\omega}\ensuremath{\nu}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\epsilon}\ensuremath{\varsigma}} {\ensuremath{\Gamma}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\mu}\ensuremath{\mu}\ensuremath{\acute\epsilon}\ensuremath{\varsigma}} \ensuremath{\sigma}\ensuremath{\tau}o {E\ensuremath{\pi}\ensuremath{\acute\iota}\ensuremath{\pi}\ensuremath{\varepsilon}\ensuremath{\delta}o.} {A\ensuremath{\pi}\ensuremath{\lambda}\ensuremath{\acute\alpha}} {E\ensuremath{\pi}\ensuremath{\acute\iota}\ensuremath{\pi}\ensuremath{\varepsilon}\ensuremath{\delta}\ensuremath{\alpha}} {\ensuremath{\Pi}o\ensuremath{\lambda}\ensuremath{\acute\upsilon}\ensuremath{\gamma}\ensuremath{\omega}\ensuremath{\nu}\ensuremath{\alpha}} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\sigma}\ensuremath{\tau}o {E\ensuremath{\mu}\ensuremath{\beta}\ensuremath{\alpha}\ensuremath{\delta}\'{o}} \ensuremath{\tau}o\ensuremath{\upsilon}\ensuremath{\varsigma}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma}},
     pages = {62--92},
     year = {1990},
     volume = {26},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUG_1990_26_a14/}
}