Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{EU_1974-1975__04_a21, author = { }, title = {H \ensuremath{\sigma}\ensuremath{\chi}\ensuremath{\acute\epsilon}\ensuremath{\sigma}\ensuremath{\eta} \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} {Mo\ensuremath{\upsilon}\ensuremath{\sigma}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma}} \ensuremath{\mu}\ensuremath{\varepsilon} \ensuremath{\tau}\ensuremath{\alpha} {M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\alpha}.}}, journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} }, pages = {4-4}, publisher = {mathdoc}, volume = {04}, year = {1974-1975}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/EU_1974-1975__04_a21/} }
. Η σχέση της Μουσικής με τα Μαθηματικά.. Ευκλείδης , Tome 04 (1974-1975), p. 4. http://geodesic.mathdoc.fr/item/EU_1974-1975__04_a21/