Peculiarities of the complex formation of palladium (II) with bisphosphonic acids - V. I. Pekhno; O. M. Kozachkova; N. V. Tsaryk; I. P. Kutsenko; V. V. Trachevskyi; N. I. Sharykina; H. B. Tolstorozhev (Ukrainian Chemistry Journal, 2014)