@Article{     dixmunnau01,
  author    = {J\"{u}rgen Dix and Hector Munoz-Avila and Dana Nau},
  title     = {I{M}{P}{A}{C}{T}ing {S}{H}{O}{P}: Putting an
                 {A}{I} Planner into a\\ {M}ulti-{A}gent {E}nvironment},
  journal   = {Annals of Mathematics and AI},
  year      = 2003,
  volume    = {4},
  number    = {37},
  pages     = {381-407}
}