Lajos, S. A characterization of semilattices of left groups. (English) Zbl 0251.20066 Mat. Vesn., N. Ser. 9(24), 363-364 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 1 Document MSC: 20M10 General structure theory for semigroups × Cite Format Result Cite Review PDF