@article{onthekboundednessforexistentialrules,
  title = {On the k-Boundedness for Existential Rules},
  author = {Stathis Delivorias and Michel Leclere and Marie-Laure Mugnier and Federico Ulliana},
  year = {2018},
  eprint = {1810.09304},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1810.09304v1},
}