Zhang, X. Optimal L(3,2,1)-labeling of trees. Taylor & Francis Group.
Chicago Style (17th ed.) CitationZhang, Xiaoling. Optimal L(3,2,1)-labeling of Trees. Taylor & Francis Group.
MLA (9th ed.) CitationZhang, Xiaoling. Optimal L(3,2,1)-labeling of Trees. Taylor & Francis Group.
Warning: These citations may not always be 100% accurate.