relation: http://acta.bibl.u-szeged.hu/15165/ title: Semigroups with a universally minimal left ideal creator: Schwarz Štefan date: 1988 type: Cikk, tanulmány, mű type: NonPeerReviewed format: part language: hu identifier: http://acta.bibl.u-szeged.hu/15165/1/math_052_fasc_001_002_021-028.pdf identifier: Schwarz Štefan: Semigroups with a universally minimal left ideal. In: Acta scientiarum mathematicarum, (52) 1-2. pp. 21-28. (1988) relation: http://www.acta.hu language: eng