@article{popa_1990, 
  title={Irresolute multifunctions}, 
  volume={13}, 
  DOI={10.1155/s0161171290000400}, 
  abstractNote={<jats:p>This paper considers a new class of multifunctions, the irresolute multifunctions. For the irresolute multifunctions we give some theorems of characterizations. Some relations between continuous multifunctions and irresolute multifunctions are established.</jats:p>}, 
  publisher={Hindawi Limited}, 
  author={Popa}, 
  year={1990}
  }