1. American Mathematical Society Colloquium Publications;E. Hille,1957
2. Cambridge Studies in Advanced Mathematics;E. B. Davies,2007
3. Operator Theory Series: Advances and Applications;V. A. Zagrebnov,2019
4. Springer Briefs in Mathematical Physics;M. Eckstein,2018
5. B. Iochum and V. A. Zagrebnov, “Asymptotic behaviour of semigroup traces and Schatten classes of resolvents,” arXiv: 2309.05394.