Der kritische Fall O in der Heawoodschen Vermutung
By: Heidi Mahnke
Contributors: Freie Universität Berlin
Published: 1971
Place of publication: Berlin
Language: ger
Number of pages: 37
Subjects: Graph theory
Notes: Vita.

Thesis (doctoral)--Freie Universität Berlin, 1971.

Includes bibliographical references (p. 36-37)