TY  - DATA
AU  - Tosio Kato
TI  - A Short Introduction to Perturbation Theory for Linear Operators
SN  - 9781461257004
PY  - 1982///
PB  - Springer New York
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/978-1-4612-5700-4
ER  -