@article{anewpentavaluedlogicbasedknowledge,
  title = {A New Penta-valued Logic Based Knowledge Representation},
  author = {Vasile Patrascu},
  year = {2015},
  eprint = {1502.05562},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1502.05562v1},
}