Toker, Kemal Zero-divisor graphs of partial transformation semigroups. (English) Zbl 1496.20118 Turk. J. Math. 45, No. 5, 2323-2330 (2021). MSC: 20M20 05C25 × Cite Format Result Cite Review PDF Full Text: DOI
Toker, Kemal On the zero-divisor graphs of finite free semilattices. (English) Zbl 1424.05145 Turk. J. Math. 40, No. 4, 824-831 (2016). MSC: 05C25 06A12 × Cite Format Result Cite Review PDF Full Text: DOI