@article{EU_1974-1975_04_a3,
     author = { },
     title = {\ensuremath{\Pi}\ensuremath{\alpha}\ensuremath{\nu}\ensuremath{\varepsilon}\ensuremath{\upsilon}\ensuremath{\rho}\ensuremath{\omega}\ensuremath{\pi}\ensuremath{\alpha}\ensuremath{\ddot\iota}\ensuremath{\kappa}\'{o}\ensuremath{\varsigma} \ensuremath{\delta}\ensuremath{\iota}\ensuremath{\alpha}\ensuremath{\gamma}\ensuremath{\omega}\ensuremath{\nu}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\mu}\'{o}\ensuremath{\varsigma} \ensuremath{\varepsilon}\ensuremath{\pi}\ensuremath{\iota}\ensuremath{\delta}\'{o}\ensuremath{\sigma}\ensuremath{\varepsilon}\ensuremath{\omega}\ensuremath{\varsigma} \ensuremath{\nu}\ensuremath{\acute\epsilon}\ensuremath{\omega}\ensuremath{\nu}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma}},
     pages = {1116--1216},
     year = {1974-1975},
     volume = {04},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EU_1974-1975_04_a3/}
}