1.
Das Sarma A, Gajewar A, Lipton R, Nanongkai D. An Approximate Restatement of the Four-Color Theorem. JGAA [Internet]. 2013 Jul. 1 [cited 2024 Jun. 30];17(5):567-73. Available from: https://jgaa.info/index.php/jgaa/article/view/paper304