@book{Boelling1994,
  author    = {B{\"o}lling, Reinhard},
  title     = {Das Fotoalbum f{\"u}r Weierstraß = A photoalbum for Weierstrass},
  publisher = {Vieweg},
  address   = {Braunschweig [u.a.]},
  pages     = {128 S.},
  year      = {1994},
  language  = {de}
}