1. Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables;Abramowitz,1972
2. Theory of Linear Operators in Hilbert Space;Akhiezer,1993
3. Fundamental solution of the heat and Schrödinger equations with point interaction;Albeverio;J. Funct. Anal.,1995
4. Solvable Models in Quantum Mechanics;Albeverio,2005
5. Probability Theory and Elements of Measure Theory;Bauer,1981