1. Sontz, S.B.: An Introductory Path to Quantum Theory. Springer, Berlin (2020)
2. Dirac, P.A.M.: Principles of Quantum Mechanics, 4th edn. Oxford University Press, Oxford (1958)
3. von Neumann, J.: Mathematical Foundations of Quantum Mechanics. Princeton Univ. Press (1955). (English translation of: Mathematische Grundlagen der Quantenmechanik. Springer (1932).)
4. Sontz, S.B.: A New Approach to Quantum Theory, treatise to be submitted
5. Russo, L.: The Forgotten Revolution. Springer, Berlin (2004)