Asymptotic behavior of solutions of abstract wave equations
-  A. R. Brodsky, On the asymptotic behavior of solutions of the wave equations, Proc. Amer. Math. Soc. 18 (1967), 207–208. MR 0212417, https://doi.org/10.1090/S0002-9939-1967-0212417-X
-  S. T. Kuroda, On the existence and the unitary property of the scattering operator, Nuovo Cimento 12 (1959), 431-454.
Retrieve articles in Proceedings of the American Mathematical Society with MSC: 47.65
Retrieve articles in all journals with MSC: 47.65