Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{EUA_1992-1993__7_a21, author = {\ensuremath{\Sigma}\ensuremath{\tau}. T\ensuremath{\sigma}\ensuremath{\iota}\ensuremath{\kappa}o\ensuremath{\pi}o\ensuremath{\acute\upsilon}\ensuremath{\lambda}o\ensuremath{\upsilon}}, title = {To \ensuremath{\acute\upsilon}\ensuremath{\psi}o\ensuremath{\varsigma} \ensuremath{\tau}o\ensuremath{\upsilon} \ensuremath{\tau}\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\gamma}\ensuremath{\acute\omega}\ensuremath{\nu}o\ensuremath{\upsilon}}, journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} A }, pages = {12-15}, publisher = {mathdoc}, volume = {7}, year = {1992-1993}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/EUA_1992-1993__7_a21/} }
Στ. Τσικοπούλου. Το ύψος του τριγώνου. Ευκλείδης Α , Tome 7 (1992-1993), p. 12-15. http://geodesic.mathdoc.fr/item/EUA_1992-1993__7_a21/