Crystal structure, spectroscopic and thermal properties of the coordination compounds M(1,3-diethyl-2-thiobarbiturate) M = Rb+, Cs+,Tl+ and NH4+ / M. S. Molokeev, N. N. Golovnev, S. N. Vereshchagin, V. V. Atuchin // Polyhedron. 2015. Vol. 98. P. 113-119. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000533058