Ekenstam, A. a. (1959). Contributions to the theory of the diophantine equation Axn-Byn=C. Almqvist & Wiksells boktr..
Lua i Stíl Chicago (17ú heag.)Ekenstam, Adolf af. Contributions to the Theory of the Diophantine Equation Axn-Byn=C. Uppsala: Almqvist & Wiksells boktr., 1959.
Lua MLA (8ú heag.)Ekenstam, Adolf af. Contributions to the Theory of the Diophantine Equation Axn-Byn=C. Almqvist & Wiksells boktr., 1959.
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