Kato, T. (1980). Perturbation theory for linear operators (2a. ed.). Springer.
Chicago Style (17th ed.) CitationKato, Tosio. Perturbation Theory for Linear Operators. 2a. ed. Berlin: Springer, 1980.
MLA (9th ed.) CitationKato, Tosio. Perturbation Theory for Linear Operators. 2a. ed. Springer, 1980.