Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{DEME_1992__34_a19, author = {\ensuremath{\Sigma}\ensuremath{\tau}\ensuremath{\acute\epsilon}\ensuremath{\lambda}\ensuremath{\iota}o\ensuremath{\varsigma} K\ensuremath{\acute\omega}\ensuremath{\tau}\ensuremath{\sigma}\ensuremath{\iota}o\ensuremath{\varsigma} and T\ensuremath{\acute\alpha}\ensuremath{\sigma}o\ensuremath{\varsigma} Ko\ensuremath{\sigma}\ensuremath{\kappa}o\ensuremath{\lambda}\'{o}\ensuremath{\varsigma}}, title = {\ensuremath{\Delta}\ensuremath{\iota}\ensuremath{\alpha}\ensuremath{\varphi}o\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\epsilon}\ensuremath{\varsigma} \ensuremath{\varepsilon}\ensuremath{\xi}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\acute\omega}\ensuremath{\sigma}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\varsigma} \ensuremath{\chi}\ensuremath{\omega}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\varsigma} \ensuremath{\mu}o\ensuremath{\nu}o\ensuremath{\sigma}\ensuremath{\acute\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\nu}\ensuremath{\tau}o}, journal = {\ensuremath{\Delta}\ensuremath{\varepsilon}\ensuremath{\lambda}\ensuremath{\tau}\ensuremath{\acute\iota}o \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} E\ensuremath{\lambda}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\nu}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} E\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\iota}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha}\ensuremath{\varsigma} }, pages = {39-55}, publisher = {mathdoc}, volume = {34}, year = {1992}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/DEME_1992__34_a19/} }
Στέλιος Κώτσιος; Τάσος Κοσκολός. Διαφορικές εξισώσεις χωρίς μονοσήμαντο. Δελτίο της Ελληνικής Μαθηματικής Εταιρίας , Tome 34 (1992), p. 39-55. http://geodesic.mathdoc.fr/item/DEME_1992__34_a19/