Nobel prize to E. P. Wigner awarded in 1963 "for his contributions to the theory of the atomic nucleus and the elementary particles, particularly through the discovery and application of fundamental symmetry principles''. Co-winners M. Goeppert-Mayer and J. H. D. Jensen "for their discoveries of nuclear shell structure''
Wigner, E.P.; Über die Operation der Zeitumkehr in der Quantenmechanik / On the Time Inversion Operation in Quantum Mechanics
Nachr. Akad. Ges. Wiss. G\"ottingen 31, p.546 (1932);
Introduction of the time inversion transformation in quantum mechanics.