APA-viite (7. p.)

Idzik, A. (1973). Farkas lemma for concave-convex functions with an application to the nonlinear von Neumann model. PKiN.

Chicago-viite (17. p.)

Idzik, Adam. Farkas Lemma for Concave-convex Functions with an Application to the Nonlinear Von Neumann Model. Warszawa: PKiN, 1973.

MLA-viite (8. p.)

Idzik, Adam. Farkas Lemma for Concave-convex Functions with an Application to the Nonlinear Von Neumann Model. PKiN, 1973.