@inproceedings{HoellerICAPS21A,
   title = {Translating Totally Ordered {HTN} Planning Problems to Classical Planning Problems Using Regular Approximation of Context-Free Languages},
   author = {Daniel H{\"{o}}ller},
   booktitle = {Proceedings of the 31st International Conference on Automated Planning and Scheduling ({ICAPS})},
   publisher = {{AAAI} Press},
   pages = {159--167},
   year = {2021}
}