d├ęplacement de Lamb

[1982] Note on the Lamb shift ; B. Davies ; American Journal of Physics 50 (avr 1982) p. 331 [lien]
[1994] Infrared divergence, Thomson scattering, and Lamb shift ; I. B. Khriplovich ; A. I. Milstein ; A. S. Yelkhovsky ; American Journal of Physics 62 (jan 1994) p. 70 [lien]