Initial-boundary value problems for linear hyperbolic partial differential equations of the second order
1962 ◽
Vol 10
(1)
◽
pp. 361-400
◽
1968 ◽
Vol 24
(2)
◽
pp. 372-387
◽
2012 ◽
Vol 46
(3)
◽
pp. 559-593
◽
1960 ◽
pp. 260-342
1960 ◽
pp. 260-342
1960 ◽
pp. 260-342