01140nam a22003015i 4500991001864309707536cr nn 008mamaa121219s2012 de s 000 0deng d9783642244155b14082950-39ule_instBibl. Dip.le Aggr. Matematica e Fisica - Sez. Matematicaeng515.35323AMS 35-XXAMS 35M10Otway, Thomas H.167751The Dirichlet problem for elliptic-hyperbolic equations of Keldysh type[e-book] /by Thomas H. OtwayBerlin :Springer,2012digitalLecture Notes in Mathematics,0075-8434 ;2043MathematicsDifferential equations, partialSpringer eBookshttp://dx.doi.org/10.1007/978-3-642-24415-5An electronic book accessible through the World Wide Web.b1408295003-03-2225-10-12991001864309707536Dirichlet problem for elliptic-hyperbolic equations of Keldysh type239895UNISALENTOle01319-12-12m@ -engde 40