TY - JOUR AU - F. Robicheaux AU - Chris Greene BT - Physical Review A DA - Jan-10-1992 DO - 10.1103/PhysRevA.46.3821 PY - 1992 SP - 3821 EP - 3833 T2 - Physical Review A TI - Regularities in calculated photoionization cross sections for the halogens VL - 46 SN - 1050-2947 ER -