Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{MR_1981__24_a17, author = {M. \ensuremath{\Pi}. M\ensuremath{\pi}o\ensuremath{\upsilon}\ensuremath{\lambda}o\ensuremath{\beta}\ensuremath{\acute\alpha}\ensuremath{\tau}\ensuremath{\sigma}\ensuremath{\kappa}\ensuremath{\iota}}, title = {\ensuremath{\Pi}o\ensuremath{\upsilon} \ensuremath{\nu}\ensuremath{\alpha} \ensuremath{\beta}\ensuremath{\rho}o\ensuremath{\acute\upsilon}\ensuremath{\mu}\ensuremath{\varepsilon} \ensuremath{\tau}o \ensuremath{\chi}\ensuremath{\rho}\'{o}\ensuremath{\nu}o;}, 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 = {74-77}, publisher = {mathdoc}, volume = {24}, year = {1981}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/MR_1981__24_a17/} }
Μ. Π. Μπουλοβάτσκι. Που να βρούμε το χρόνο;. Μαθηματική Επιθεώρηση , Tome 24 (1981), p. 74-77. http://geodesic.mathdoc.fr/item/MR_1981__24_a17/