1. Théorie générale de la rotation paramagnétique dans les cristaux;Kramers;Proc. Kon. Neer. Akad. Wet.,1930
2. Über die Operation der Zeitumkehr in der Quantenmechanik;Wigner,1932
3. The use of charge-conjugated wave-functions in the hole-theory of the electron;Kramers;Proc. Kon. Neer. Akad. Wet.,1937
4. Proof of the TCP theorem
5. TheTCP Theorem and its Applications