TY - JOUR AU - J. Hildum AU - John Cooper BT - Physics Letters A DA - Jan-08-1971 DO - 10.1016/0375-9601(71)90791-2 PY - 1971 SP - 153 EP - 155 T2 - Physics Letters A TI - Stark broadening of calcium ion resonance lines VL - 36 SN - 03759601 ER -