Keywords = Tree
The higher-order Sombor index

Articles in Press, Accepted Manuscript, Available Online from 10 September 2023

10.22049/cco.2023.28658.1654

Meiling You; Hanyuan Deng


A lower bound for the second Zagreb index of trees with given Roman domination number

Volume 8, Issue 2, June 2023, Pages 391-396

10.22049/cco.2022.27553.1288

Ayu Ameliatul Shahilah Ahmad Jamri; Fateme Movahedi; Roslan Hasni; Mohammad Hadi Akhbari


The stress of a graph

Volume 8, Issue 1, March 2023, Pages 53-65

10.22049/cco.2021.27320.1231

Raksha Poojary; Arathi Bhat K; Subramanian Arumugam; Manjunatha Prasad Karantha


On the Zagreb indices of graphs with given Roman domination number

Volume 8, Issue 1, March 2023, Pages 141-152

10.22049/cco.2021.27439.1263

Ayu Ameliatul Shahilah Ahmad Jamri; Roslan Hasni; Sharifah Kartini Said Husain


Bounds on the outer-independent double Italian domination number

Volume 6, Issue 1, June 2021, Pages 123-136

10.22049/cco.2020.26928.1166

Farzaneh Azvin; Nader Jafari Rad; Lutz Volkmann


The 2-dimension of a Tree

Volume 5, Issue 1, June 2020, Pages 69-81

10.22049/cco.2019.26495.1119

Jason Hedetniemi; Stephen Hedetniemi; Renu C. Renu C. Laskar; Henry Martyn Mulder


A characterization of trees with equal Roman {2}-domination and Roman domination numbers

Volume 4, Issue 2, December 2019, Pages 95-107

10.22049/cco.2019.26364.1103

Ismael Gonzalez Yero; Abel Cabrera Martinez


On trees with equal Roman domination and outer-independent Roman domination numbers

Volume 4, Issue 2, December 2019, Pages 185-199

10.22049/cco.2019.26319.1095

Seyed Mahmoud Sheikholeslami; Sakineh Nazari-Moghaddam