Main Subjects = Extremal combinatorics
On the $s$-coloring of signed graphs

Articles in Press, Accepted Manuscript, Available Online from 28 April 2025

10.22049/cco.2025.30278.2395

Shariefuddin Pirzada; Muhammad A. Khan


Sharp upper bounds on $KG$-Sombor index of graphs

Articles in Press, Accepted Manuscript, Available Online from 06 January 2026

10.22049/cco.2026.31014.2709

Enkhbayar Azjargal; Batmend Horoldagva; Lkhagva Buyantogtokh; Shiikhar Dorjsembe


On the Covering Array Number of $3$-uniform Qualitative Independence Hypergraphs

Articles in Press, Accepted Manuscript, Available Online from 25 April 2026

10.22049/cco.2026.30424.2472

Raina Mary Thomas; Yasmeen Akhtar


Vertex-degree function index on tournaments

Volume 10, Issue 2, June 2025, Pages 443-452

10.22049/cco.2023.28904.1771

Sergio Bermudo; Roberto Cruz; Juan Rada


Extremal Kragujevac trees with respect to Sombor indices

Volume 9, Issue 1, March 2024, Pages 177-183

10.22049/cco.2023.28058.1430

Tsend-Ayush Selenge; Batmend Horoldagva


The Tutte polynomial of matroids constructed by a family of splitting operations

Volume 7, Issue 1, June 2022, Pages 69-79

10.22049/cco.2021.26995.1177

Morteza Kazemzade; Habib Azanchiler; Vahid Ghorbani