@article{al hamadi_mohammed_2020, 
  title={ON α-MINIMAL AND α-MAXIMAL SETS IN TOPOLOGICAL SPACES}, 
  DOI={10.47372/ejua-ba.2020.4.62}, 
  abstractNote={<jats:p>In this paper, we introduce and study new types of sets called α-minimal open and α-maximal open sets and study some of their fundamental properties, furthermore, relation shapes between there concepts and some known concepts are studied. Finally, some counter examples are proved.</jats:p>}, 
  publisher={University of Aden}, 
  author={AL Hamadi, Khaled M. A. and Mohammed, Ebtesam Q. A.}, 
  year={2020}, 
  month={Dec}
  }