@article{aler-et-al_lncs1998,
  author       = {Aler, Ricardo and Borrajo, Daniel and Isasi, Pedro},
  journal      = {Lecture Notes in Computer Science},
  pages        = {745 -- 754},
  title        = {Evolving heuristics for planning},
  volume       = 1447,
  year         = 1998,
}