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E. Khatsko, S.V. Nizhankovskii, S. Gnatchenko, Zaleski А., P. Lemmens, and H. Berger, Low-temperature magnetic and thermal properties of the frustrated two-dimensional S = 1 compound Ni5(TeO3)4Cl2, Low Temp. Phys. 37, (2011) [Fiz. Nizk. Temp. 37, 1318-1321, (2011)] DOI: https://doi.org/10.1063/1.3674203.