APA Style
Behrndt, J., Hassi, S. (2020).
Boundary Value Problems, Weyl Functions, and Differential Operators .
Cham:
Springer Nature.
MLA Style
Behrndt, Jussi., Hassi, Seppo.
"Boundary Value Problems, Weyl Functions, and Differential Operators".
Cham:
Springer Nature,
2020.
Electronic Resource.