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Habilitationsschrift Mainz, 1964.—Der Verfasser dankt der Adolf-Todt-Stiftung für ihre Unterstützung.
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Müller, B. Quasi-Frobenius-Erweiterungen. Math Z 85, 345–368 (1964). https://doi.org/10.1007/BF01110680
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DOI: https://doi.org/10.1007/BF01110680