@misc{140226,
  author = {U Jentschura and Svetlana Kotochigova and Peter Mohr},
  title = {Bethe Logarithms for Rydberg States: Numerical Values for n {le} 200},
  year = {2005},
  month = {2005-01-01},
  publisher = {Technical Note (NIST TN), National Institute of Standards and Technology, Gaithersburg, MD},
  language = {en},
}