TY - RPRT TI - Bibliography on atomic transition probabilities : May 1966 through December 1967 (Supplement)/ AU - Wiese, W L AU - Glennon, B M PY - 1968 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NBS MP 278supp1 DO - 10.6028/NBS.MP.278supp1 ER -