Cheri, P. V., Deblina Dey, Akhil K, Nirmal Kotal, and Dharm Veer. “Cohen-Macaulay Permutation Graphs”. MATHEMATICA SCANDINAVICA 130, no. 3 (November 4, 2024). Accessed December 5, 2024. https://www.mscand.dk/article/view/149033.