A characterization of $L^2$-well posedness for iterations of hyperbolic mixed problems of second order
1975 ◽
Vol 51
(4)
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pp. 247-252
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Keyword(s):
1997 ◽
Vol 352
(1-3)
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pp. 201-220
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2012 ◽
Vol 48
(10)
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pp. 1398-1407
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2011 ◽
Vol 45
(2)
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pp. 81-98
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Keyword(s):
Keyword(s):