“αγ-Open Sets, αγ-Functions and Some New Separation Axioms - Doi: 10.4025 actascitechnol.V35i4.15728”. Acta Scientiarum. Technology 35, no. 4 (maio 22, 2013): 725–731. Acesso em junho 5, 2026. https://periodicos.uem.br/actascitechnol/index.php/ActaSciTechnol/article/view/15728.