@article{aunifiedalgebraicframeworkfornon,
  title = {A Unified Algebraic Framework for Non-Monotonicity},
  author = {Nourhan Ehab and Haythem O. Ismail},
  year = {2019},
  eprint = {1907.09103},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1907.09103v1},
}