TY - JOUR AU - Roy Garstang BT - The Astrophysical Journal DA - Jan-07-1995 DO - 10.1086/175933 PY - 1995 EP - 962 T2 - The Astrophysical Journal TI - Radiative Hyperfine Transitions UR - http://articles.adsabs.harvard.edu/full/1995ApJ...447..962G VL - 447 SN - 0004-637X ER -