@article{832511,
author = {S Bergeson and A Balakrishnan and K Baldwin and Thomas Lucatorto and J Marangos and T McIlrath and Thomas O'Brian and S Rolston and Craig Sansonetti and J Wen and N Westbrook and C Cheng and E Eyler},
title = {Measurement of the He Ground State Lamb Shift via the Two-Photon 11S-21S Transition},
year = {1998},
number = {80},
month = {1998-01-01 00:01:00},
publisher = {Physical Review Letters},
language = {en},
}