Ringel, C. M. (1973). Quasi-Frobenius rings and generalizations QF-3 and QF-1 rings.
Chicago Edition CitationRingel, Claus Michael. Quasi-Frobenius Rings and Generalizations QF-3 and QF-1 Rings. Springer-Verlag, Berlin, 1973.
MLA Edition CitationRingel, Claus Michael. Quasi-Frobenius Rings and Generalizations QF-3 and QF-1 Rings. 1973.
Warning: These citations may not always be 100% accurate.