Sittitrai, P., & Pimpasalee, W. Planar Graphs without Cycles of Length 3, 4, and 6 are (3, 3)-Colorable. Wiley.
Chicago Style (17th ed.) CitationSittitrai, Pongpat, and Wannapol Pimpasalee. Planar Graphs Without Cycles of Length 3, 4, and 6 Are (3, 3)-Colorable. Wiley.
MLA (9th ed.) CitationSittitrai, Pongpat, and Wannapol Pimpasalee. Planar Graphs Without Cycles of Length 3, 4, and 6 Are (3, 3)-Colorable. Wiley.
Warning: These citations may not always be 100% accurate.