TY  - DATA
AU  - Jussi Behrndt
AU  -  Henk de Snoo
AU  -  Seppo Hassi
TI  - "Boundary Value Problems, Weyl Functions, and Differential Operators"
T2  - Monographs in Mathematics
SN  - 9783030367145
PB  - Birkh�user
KW  - Political Science and International Studies
UR  - https://link.springer.com/openurl?genre=book&isbn=978-3-030-36714-5
ER  -