@article{Rud:95a,
  journal = {Fuzzy Sets and Systems},
  volume = {75},
  title = {On quadratic {B}oolean equations},
  year = {1995},
  fjournal = {Fuzzy Sets and Systems. An International Journal in Information
              Science and Engineering},
  pages = {209--213},
  number = {2},
  author = {Rudeanu, Sergiu},
}