1-4 of 4 Books

Digital Techniques for Wideband Receivers
By James Tsui

Generalized Functions and Convergence
By Piotr Antosik,Andrzej Kaminski

Discrete Fourier transforms and their applications
By Václav Čížek
Numerical computation of gas flow through an exhaust duct
Numerical computation of gas flow through an exhaust duct
By Manases Menang TitahMboh