On a generalized reflection law for functions satisfying the Helmholtz equation.
Page 1
Aberra, Dawit (1999)
Electronic Journal of Differential Equations (EJDE) [electronic only]
Miroslav Dont (1981)
Časopis pro pěstování matematiky
R. H. Nochetto, M. Paolini, C. Verdi (1994)
Annali della Scuola Normale Superiore di Pisa - Classe di Scienze
Page 1