Idzik, A. (1973). Farkas lemma for concave-convex functions with an application to the nonlinear von Neumann model. PKiN.
Lua i Stíl Chicago (17ú heag.)Idzik, Adam. Farkas Lemma for Concave-convex Functions with an Application to the Nonlinear Von Neumann Model. Warszawa: PKiN, 1973.
Lua MLA (8ú heag.)Idzik, Adam. Farkas Lemma for Concave-convex Functions with an Application to the Nonlinear Von Neumann Model. PKiN, 1973.
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