D. S. Gaibakyan, Y. Mala, and H. G. Khachatryan, “ION-EXCHANGE THIN-LAYER CHROMATOGRAPHY OF ELEMENTS. 2. Study of the complexation of Re (VII), Mo (VI), V (V) and W (VI) ions in organic acid solutions”, Proc. YSU B: Chem. Biol. Sci., vol. 38, no. 1 (203), pp. 65–70, Dec. 2003.