Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{EUA_1989-1990__3_a157, author = {B. \ensuremath{\Pi}o\ensuremath{\lambda}\ensuremath{\upsilon}\ensuremath{\delta}o\ensuremath{\acute\upsilon}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\varsigma}}, title = {E\ensuremath{\mu}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\varsigma} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\tau}\ensuremath{\alpha} {\ensuremath{\Pi}\ensuremath{\rho}o\ensuremath{\beta}\ensuremath{\lambda}\ensuremath{\acute\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\alpha}.}}, journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} A }, pages = {6-8}, publisher = {mathdoc}, volume = {3}, year = {1989-1990}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/EUA_1989-1990__3_a157/} }
Β. Πολυδούρης. Εμείς και τα Προβλήματα.. Ευκλείδης Α , Tome 3 (1989-1990), p. 6-8. http://geodesic.mathdoc.fr/item/EUA_1989-1990__3_a157/