@InCollection{	  Griebel.Hamaekers.2022,
  author	= {Michael Griebel and Jan Hamaekers},
  title		= {Generalized Sparse Grid Interpolation Based on
the Fast Discrete {F}ourier Transform},
  booktitle	= {Sparse Grids and Applications - Munich 2018},
  editors   = {Bungartz, Hans-Joachim and Garcke, Jochen and Pflüger, Dirk},
  series	= {Lecture Notes in Computational Science and Engineering},
  volume	= {144},
  pages		= {53--68},
  publisher	= {Springer International Publishing},
  year		= {2022},
  annote	= {series, inspreprint},
  note = {Also available as INS Preprint No. 1902},
  inspreprintnum= {1902}
}