@article{EU_1974-1975_04_a20,
     author = {\ensuremath{\Theta}. K\ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\mu}\ensuremath{\acute\alpha}\ensuremath{\nu}o\ensuremath{\upsilon}-\ensuremath{\Pi}\ensuremath{\acute\alpha}\ensuremath{\nu}\ensuremath{\tau}o\ensuremath{\upsilon}},
     title = {H \ensuremath{\varepsilon}\ensuremath{\xi}\ensuremath{\acute\epsilon}\ensuremath{\lambda}\ensuremath{\iota}\ensuremath{\xi}\ensuremath{\eta} \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} {A\ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\rho}o\ensuremath{\nu}o\ensuremath{\mu}\ensuremath{\acute\iota}\ensuremath{\alpha}\ensuremath{\varsigma}.}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma}},
     pages = {1--3},
     year = {1974-1975},
     volume = {04},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EU_1974-1975_04_a20/}
}