Difference equations: an introduction with applications by Peterson, Allan C., Kelley, Walter G. 0 Type: Book
Difference schemes: an introduction to the underlying theory by Godunov, Sergei Konstantinovich, Ryabenkii, Victor Solomonovich fromStudies in mathematics and its applications 0 Type: Book
Analytic theory of the Harish-Chandra C-function by Cohn, Leslie fromLecture notes in mathematics 0 Type: Book