Henning, Michael A., and Anders Yeo. “Total Domination and Matching Numbers in Claw-Free Graphs”. The Electronic Journal of Combinatorics 13, no. 1 (July 28, 2006): R59. Accessed March 17, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v13i1r59.