Wiegandt, Richard Über die Struktursätze der Halbringe. (German) Zbl 0123.00901 Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Math. 5(1962), 51-68 (1963). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 3 Documents Keywords:general algebraic structures PDF BibTeX XML Cite \textit{R. Wiegandt}, Ann. Univ. Sci. Budap. Rolando Eötvös, Sect. Math. 5, 51--68 (1963; Zbl 0123.00901)