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4. N. A. Vasina, E. S. Gryzlova, and S. G. Shaposhnikova, The Thermophysical Properties of Multinary Salt Systems (Khimiya, Moscow, 1984) [in Russian].
5. A. S. Trunin and A. S. Kosmynin, Projective-Thermography as a Tool for Studing Heterogeneous Equilibria in Multicomponent Condensed Systems (Kuibyshev, 1977) [in Russian].