@article{EU_1975-1976_2_a59,
     author = {B. Z\ensuremath{\acute\omega}\ensuremath{\tau}o\ensuremath{\varsigma}},
     title = {O\ensuremath{\upsilon}\ensuremath{\varphi}!!!},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma}},
     pages = {80--81},
     year = {1975-1976},
     volume = {2},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EU_1975-1976_2_a59/}
}