TY - RPRT TI - Relativistically corrected hyperfine structure constants calculated with the regular approximation applied to correlation corrected ab initio theory. AU - Michael Filatov AU - Dieter Cremer PY - 2004 DO - 10.1063/1.1785772 UR - https://pubmed.ncbi.nlm.nih.gov/15366984/ ID - 15366984 ER -