Wilcox, Calvin H. Scattering theory for the d'Alembert equation in exterior domains/ Calvin H. Wilcox. - Berlin ; New York: Springer-Verlag, 1975. - 184 p. ; 25 cm. - Lecture notes in mathematics ; 442. . - Lecture notes in mathematics (Springer-Verlag); 442. . Bibliography: p. [180]-184. ISBN: 038707144X LCCN: 75006605 //r863 Nat. Bib. No.: GFR*** Subjects--Topical Terms: Sound-waves---ScatteringWave equation.Lagrange equations.Laplacian operator. Dewey Class. No.: 510/.8 s 534.2