@article{BercherHBBSA2021, 
  title   = {Report on the First and Second Workshops on Hierarchical Planning Held at the International Conference on Automated Planning and Scheduling}, 
  volume  = {42}, 
  number  = {1}, 
  journal = {AI Magazine}, 
  author  = {Bercher, Pascal and Höller, Daniel and Behnke, Gregor and Biundo, Susanne and Shivashankar, Vikas and Alford, Ron}, 
  year    = {2021}, 
  month   = {April}, 
  pages   = {83-85}
}