Nordahl, M. G. (1988). Discrete dynamical systems. Department of Theoretical Physics, Chalmers tekniska högskola.
Chicago-viite (17. p.)Nordahl, Mats G. Discrete Dynamical Systems. Göteborg, Sweden: Department of Theoretical Physics, Chalmers tekniska högskola, 1988.
MLA-viite (8. p.)Nordahl, Mats G. Discrete Dynamical Systems. Department of Theoretical Physics, Chalmers tekniska högskola, 1988.
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