@article{Hackbusch95,
  title = {A Note on Reusken s Lemma},
  author = {Wolfgang Hackbusch},
  year = {1995},
  url = {http://link.springer.de/link/service/journals/00607/bibs/5055002/50550181.htm},
  researchr = {https://researchr.org/publication/Hackbusch95},
  cites = {0},
  citedby = {0},
  journal = {Computing},
  volume = {55},
  number = {2},
  pages = {181-189},
}