Theoretical studies of ground and excited states in a series of Zn(II) complexes, derived from thiourea and thiosemicarbazideYanxin Zhang, Xiaohan Yu, Hongqing He, Jinglai Zhang and Li WangEur. Phys. J. D, 68 2 (2014) 26DOI: https://doi.org/10.1140/epjd/e2013-40531-5