@article{sacscuza:felea2005oppmflp,
  title={On Partial Pseudo-Stable Models For Logic Programs.},
  author={Victor FELEA},
  journal={Scientific Annals of Computer Science},
  number={15},
  organization={``A.I. Cuza'' University, Ia\c si, Rom\^ania},
  year={2005},
  pages={124--136},
  publisher={``A.I. Cuza'' University Press, Ia\c si}
}