72) The effect of removing the no-virtual-pair approximation on the correlation energy of the He isoelectronic sequence 
    Yoshihiro Watanabe, Haruyuki Nakano, and Hiroshi Tatewaki
    J. Chem. Phys. 125, 174105-1-8 (2007)

73) Inversion of 4f-states in CeB6 thermally excited states f at 430K  
    R. Makita, K. Tanaka, Y. Onuki, and H. Tatewaki
    Acta Crys. B63 683-692 (2007)


74) Electronic Structures and Bonding of CeF:
    A Frozen-Core Four-Component Relativistic Configuration interaction Study
    Yuko Wasada-Tsutsui, Yoshihiro Watanabe, and Hiroshi Tatewaki
    J. Phys. Chem. A111, 36, 8877-8883 (2007)