@article{EUG_1990_27_a16,
     author = {\ensuremath{\Delta}.A. A\ensuremath{\nu}\ensuremath{\alpha}\ensuremath{\pi}o\ensuremath{\lambda}\ensuremath{\iota}\ensuremath{\tau}\ensuremath{\acute\alpha}\ensuremath{\nu}o\ensuremath{\varsigma}},
     title = {T\ensuremath{\iota} \ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\nu}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\omega}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha} \ensuremath{\tau}\ensuremath{\omega}\ensuremath{\nu} {A\ensuremath{\pi}o\ensuremath{\delta}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\xi}\ensuremath{\varepsilon}\ensuremath{\omega}\ensuremath{\nu}}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma}},
     pages = {35--43},
     year = {1990},
     volume = {27},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUG_1990_27_a16/}
}