@inproceedings{LauerIJCAI21,
   title = {Polynomial-Time in {PDDL} Input Size: Making the Delete Relaxation Feasible for Lifted Planning},
   author = {Pascal Lauer and {\'{A}}lvaro Torralba and Daniel Fi{\v{s}}er and Daniel H{\"{o}}ller and Julia Wichlacz and J{\"{o}}rg Hoffmann},
   booktitle = {Proceedings of the 30th International Joint Conference on Artificial Intelligence ({IJCAI})},
   publisher = {IJCAI organization},
   pages = {4119--4126},
   year = {2021}
}