Media type: E-Article Title: A 1-tough nonhamiltonian maximal planar graph Contributor: Nishizeki, Takao imprint: Elsevier BV, 1980 Published in: Discrete Mathematics Language: English DOI: 10.1016/0012-365x(80)90240-x ISSN: 0012-365X Keywords: Discrete Mathematics and Combinatorics ; Theoretical Computer Science Origination: Footnote: Access State: Open Access