Bayraktar, Erhan, and Suman Chakraborty. “$K_{r,s}$ Graph Bootstrap Percolation”. The Electronic Journal of Combinatorics 29, no. 1 (March 11, 2022): #P1.46. Accessed May 28, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v29i1p46.