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By Lowell W Beineke. Foreword Bjarne Toft; Preface; Preliminaries Lowell W. Beineke and Robin J. Wilson; 1. Colouring graphs on surfaces Bojan Mohar; 2. Chromatic polynomials Bill Jackson; 4. Hadwiger's conjecture Ken-ichi Kawarabayashi; 5.
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