Some Brouwer problems
about: https://id.rijksmuseum.nl/200108419
about: https://id.rijksmuseum.nl/200108420
additional type: Boeken
  name: Books @en
  type: DefinedTerm
example of work: https://id.rijksmuseum.nl/300131027
publication: PublicationEvent
  location: Lausanne
publication: Lausanne: 1931
publication: PublicationEvent
  start date: 1931
size: kl. 4°.
subject of: Statement
  additional type: physical
  text: ill.
work example: https://id.rijksmuseum.nl/302133876
type: Book
type: ProductModel