Books on distributions (generalized functions)

1. H. Bremermann, Distributions, Complex Variables, and Fourier Transforms (Addison-Wesley, 1965)
2. J. I. Richards and H. K. Youn, Theory of Distributions: A Nontechnical Introduction (Cambridge U. P., 1990)
3. F. G. Friedlander, Introduction to the Theory of Distributions (Cambridge U. P., 1982)
4. R. Estrada and R. P. Kanwal, Asymptotic Analysis: A Distributional Approach (Birkhauser, 1994)
   or its second edition, A Distributional Approach to Asymptotics: Theory and Applications (Birkhauser, 2002)
5. A. Friedman, Generalized Functions and Partial Differential Equations (Prentice-Hall, 1963; Dover, 2005)