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4. L. A. Kaz’min, O. A. Khaliullina, and I. K. Karpov, “Calculation of Chemical Equilibria for Polycomponent Heterogeneous Systems, in which the Number of Phases Exceeds the Number of Independent Components under Initial Conditions, by the Method of Minimization of Free Energy (the Selektor Program),” in Algorithms and Programs (Vsesoyuz. nauchno-tekhn. inform. tsentr, Moscow, 1975) [in Russian].
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