Edwards, P. M. Fundamental semigroups. (English) Zbl 0573.20057 Proc. R. Soc. Edinb., Sect. A 99, 313-317 (1985). Reviewer: Ph.Das MSC: 20M10 20M15 × Cite Format Result Cite Review PDF Full Text: DOI
Munn, W. D. The algebra of a commutative semigroup over a commutative ring with unity. (English) Zbl 0565.20048 Proc. R. Soc. Edinb., Sect. A 99, 387-398 (1985). Reviewer: J.Okniński MSC: 20M25 13A10 20M14 16Nxx × Cite Format Result Cite Review PDF Full Text: DOI