TY - JOUR AU - A. Smith AU - J. Goldsmith AU - D. Nitz AU - S. Smith BT - Physical Review A DA - Jan-08-1980 DO - 10.1103/PhysRevA.22.577 PY - 1980 SP - 577 EP - 581 T2 - Physical Review A TI - Absolute photoionization cross-section measurements of the excited 4D and 5S states of sodium VL - 22 SN - 0556-2791 ER -