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Maier, W. (1942), "Karl Reinhardt", Jahresbericht der Deutschen Mathematiker-Vereinigung, cilt 52, s. 56, ISSN0012-0456, 17 Ekim 2018 tarihinde kaynağından arşivlendi8 Ekim 2024
Maier, W. (1942), "Karl Reinhardt", Jahresbericht der Deutschen Mathematiker-Vereinigung, cilt 52, s. 56, ISSN0012-0456, 17 Ekim 2018 tarihinde kaynağından arşivlendi8 Ekim 2024
Maier, W. (1942), "Karl Reinhardt", Jahresbericht der Deutschen Mathematiker-Vereinigung, cilt 52, s. 56, ISSN0012-0456, 17 Ekim 2018 tarihinde kaynağından arşivlendi8 Ekim 2024