pre-Continuity and D(c, p)-continuity in fuzzifying topology

@article{ElHakeim2001preContinuityAD,
  title={pre-Continuity and D(c, p)-continuity in fuzzifying topology},
  author={K. M. Abd El-Hakeim and Fathei M. Zeyada and O. R. Sayed},
  journal={Fuzzy Sets and Systems},
  year={2001},
  volume={119},
  pages={459-471}
}