Hemer, O. (1952). On the diophantine equation y²-k=x³. Almqvist & Wiksell.
Lua i Stíl Chicago (17ú heag.)Hemer, Ove. On the Diophantine Equation Y²-k=x³. Uppsala: Almqvist & Wiksell, 1952.
Lua MLA (8ú heag.)Hemer, Ove. On the Diophantine Equation Y²-k=x³. Almqvist & Wiksell, 1952.
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