@article{DEME_1970_11_B_a2,
     author = {\ensuremath{\Delta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\acute\eta}\ensuremath{\tau}\ensuremath{\rho}\ensuremath{\iota}o\ensuremath{\varsigma} K\ensuremath{\acute\alpha}\ensuremath{\tau}\ensuremath{\sigma}\ensuremath{\eta}\ensuremath{\varsigma}},
     title = {T\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\delta}\ensuremath{\iota}\ensuremath{\acute\alpha}\ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\varepsilon}\ensuremath{\varsigma} \ensuremath{\pi}\ensuremath{\varepsilon}\ensuremath{\rho}\ensuremath{\iota}o\ensuremath{\delta}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\epsilon}\ensuremath{\varsigma} \ensuremath{\tau}\ensuremath{\rho}o\ensuremath{\chi}\ensuremath{\iota}\ensuremath{\acute\epsilon}\ensuremath{\varsigma} \ensuremath{\gamma}\ensuremath{\acute\upsilon}\ensuremath{\rho}\ensuremath{\omega} \ensuremath{\alpha}\ensuremath{\pi}\'{o} \ensuremath{\tau}\ensuremath{\alpha} \ensuremath{\sigma}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\alpha} {L_1,} {L_2,} {L_3} \ensuremath{\tau}o\ensuremath{\upsilon} {Lagrange}},
     journal = {\ensuremath{\Delta}\ensuremath{\varepsilon}\ensuremath{\lambda}\ensuremath{\tau}\ensuremath{\acute\iota}o \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} E\ensuremath{\lambda}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\nu}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} E\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\iota}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha}\ensuremath{\varsigma}},
     pages = {70--114},
     year = {1970},
     volume = {11},
     number = {B},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/DEME_1970_11_B_a2/}
}