@article{Geo:71f,
  journal = {Rev. Roumaine Math. Pures Appl.},
  volume = {16},
  title = {Lukasiewicz algebras of order {$\theta $}. {II}},
  author = {Georgescu, George},
  year = {1971},
  fjournal = {Acad\'emie de la R\'epublique Populaire Roumaine. Revue Roumaine
              de Math\'ematiques Pures et Appliqu\'ees},
  pages = {363--369},
}