Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{MR_1980__17_a0, author = {Y. G. Sficas}, title = {Retarded {Actions} on {Oscillations}}, journal = {M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta} E\ensuremath{\pi}\ensuremath{\iota}\ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta} }, pages = {1-10}, publisher = {mathdoc}, volume = {17}, year = {1980}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/MR_1980__17_a0/} }
Y. G. Sficas. Retarded Actions on Oscillations. Μαθηματική Επιθεώρηση , Tome 17 (1980), p. 1-10. http://geodesic.mathdoc.fr/item/MR_1980__17_a0/