Some properties of Umar semigroups: isomorphism theorems, ranks and maximal inverse subsemigroups

by Bernd Billhardt, Jintana Sanwong, Worachead Sommanee
Published 2018

On left quasi-ample semigroups with ΠL¹-embeddable band of idempotents

by Bernd Billhardt, Yanisa Chaiya, Ekkachai Laysirikul, Kritsada Sangkhanan, Jintana Sanwong
Published 2018

A unifying approach to the Margolis–Meakin and Birget–Rhodes group expansion

by Bernd Billhardt, Yanisa Chaiya, Ekkachai Laysirikul, Nuttawoot Nupo, Jintana Sanwong
Published 2018

On R-unipotent semigroups with ΠL¹-embeddable band of idempotents

by Bernd Billhardt, Ekkachai Laysirikul, Kritsada Sangkhanan, Jintana Sanwong, Worachead Sommanee
Published 2018

A unifying approach to the Margolis–Meakin and Birget–Rhodes group expansion

by Bernd Billhardt, Yanisa Chaiya, Ekkachai Laysirikul, Nuttawoot Nupo, Jintana Sanwong
Published 2018

On left quasi-ample semigroups with ΠL¹-embeddable band of idempotents

by Bernd Billhardt, Yanisa Chaiya, Ekkachai Laysirikul, Kritsada Sangkhanan, Jintana Sanwong
Published 2018