@article{AguadoCabalarFandinoetal.2019,
  author    = {Felicidad Aguado and Pedro Cabalar and Jorge Fandi{\~n}o and David Pearce and Gilberto Perez and Concepcion Vidal-Peracho},
  title     = {Revisiting Explicit Negation in Answer Set Programming},
  journal   = {Theory and practice of logic programming},
  volume    = {19},
  number    = {5-6},
  pages     = {908 -- 924},
  doi       = {10.1017/S1471068419000267},
  year      = {2019},
}