The variation of T-N of Ce1-xLaxRu2Si2 single crystals with concentrations
(x = 0.08, 0.1, 0.13 and 0.2) larger than the critical value x(c) = 0.075 f
or which the system shows an antiferromagnetic ground state is reexamined b
y thermal expansion experiments. The dependence of T-N near x(c) is discuss
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