Seraya, Natalya, Aiman Shaldybayeva, and Erezhep Mambetkaziyev. 2012. “Study of Homogeneneous Complexes of Zinc (II) With 2,2’–bipyridyl Using X–ray Spectroscopy”. Chemical Bulletin of Kazakh National University 65 (1), 178-81. https://doi.org/https://doi.org/10.15328/chemb_2012_1178-181.