References for Hildegard Ille

  1. C Denz and A Vogt, Hildegard Ille - Stipendiatin am KWI für Physik, Einsteins Kolleginnen - Physikerinnen gestern & heute (Kompetenzzentrum Technik, Bielefeld, 2005), 13-14.
  2. W Kaplan, A tribute to Erich H Rothe, Journal of Mathematical Analysis and Applications 12 (1965), 380-381.
  3. A Soifer, Ramsey Theory Before Ramsey, Prehistory and Early History: An Essay in 13 Parts, in A Soifer (ed.), Ramsey Theory: Yesterday, Today, and Tomorrow (Springer Science & Business Media, 2010), 1-26.