Baldock, G.R.
Mathematical theory of wave motion
Ellis Horwood, 1981
 Buku Teks SO
Uscinski, B.J.
The elements of wave propagation in random media
McGraw-Hill, 1977
 Buku Teks SO
Wong, Roderick, 1944-
Asymptotic approximations of integrals
Society for Industrial and Applied Mathematics, 2001
 eBooks
Sears, Francis Weston, 1898-1975
Mechanics, wave motion and heat
Addison-Wesley, 1958
 Buku Teks SO
Transonic aerodynamics: problems in asymptotic theory
edited by L. Pamela Cook
Society for Industrial and Applied Mathematics, 1993
 eBooks