@inproceedings{Bangert1998Quadrikensplines,
  Author = {Claudia Bangert},
  Title = {Quadrikensplines und Konvexität},
  Booktitle = {Vortragsausz{"u}ge zum 23. Kolloqium {"u}ber Differentialgeometrie},
  Year = {1998},
  Pages = {3--12},
  Month = may,
  Address = {Dresden}
}