@article{GeoPop:06a,
  journal = {Arch. Math. Logic},
  volume = {45},
  title = {A common generalization for {MV}-algebras and \L ukasiewicz-{M}oisil
           algebras},
  year = {2006},
  fjournal = {Archive for Mathematical Logic},
  pages = {947--981},
  number = {8},
  author = {Georgescu, George and Popescu, Andrei},
}