TY - RPRT TI - Is the Lamb shift chemically significant? AU - Dyall, Kenneth G. AU - Bauschlicher, Charles W., Jr. AU - Schwenke, David W. AU - Pyykko, Pekka AU - Arnold, James PY - 2001 UR - https://ntrs.nasa.gov/citations/20010107730 ID - 20010107730 ER -