TY  - DATA
AU  - Tosio Kato
TI  - Perturbation Theory for Linear Operators
SN  - 9783642662829
PY  - 1995///
PB  - Springer Berlin Heidelberg
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/978-3-642-66282-9
ER  -