Physical Review Letters
Publisher’s Note: Calculation of the One- and Two-Loop Lamb Shift for Arbitrary Excited Hydrogenic States [Phys. Rev. Lett.95, 180404 (2005)]
Andrzej Czarnecki, Ulrich D. Jentschura, Krzysztof Pachucki
Physical Review Letters
Andrzej Czarnecki, Ulrich D. Jentschura, Krzysztof Pachucki