Axenovich, Maria, and Ryan Martin. “Avoiding Rainbow Induced Subgraphs in Vertex-Colorings”. The Electronic Journal of Combinatorics 15, no. 1 (January 14, 2008): R12. Accessed March 27, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v15i1r12.