A theoretical investigation of the excited states of OCLO radical, cation, and anion using the CASSCF/CASPT2 method. - Zi-Zhang Wei; Bu-Tong Li; Hong-Xing Zhang; Chia-Chung Sun; Ke-Li Han (J. Comput. Chem., 2007)

Theoretical calculation about the valence and rydberg excited states of hydrogen cyanide. - Bu-Tong Li; Lu-Lin Li; Hai-Shun Wu (J. Comput. Chem., 2012)

The valence and Rydberg excited states of CH2: A theoretical exploration. - Bu-Tong Li; Zi-Zhang Wei; Hai-Shun Wu (J. Comput. Chem., 2012)