Largest 2-Regular Subgraphs in 3-Regular Graphs Ilkyoo ChoiRingi KimDouglas B. West Original Paper 23 April 2019 Pages: 805 - 813
Chromatic symmetric functions and H-free graphs Angèle M. HamelChính T. HoàngJake E. Tuero Original Paper 08 April 2019 Pages: 815 - 825
Hamiltonian Spectra of Graphs Li-Da TongHao-Yu YangXuding Zhu Original Paper 09 April 2019 Pages: 827 - 836
Sufficient Conditions on Planar Graphs to Have a Relaxed DP-3-Coloring Pongpat SittitraiKittikorn Nakprasit Original Paper 10 April 2019 Pages: 837 - 845
On the Non-Existence of \(\mathrm{{srg}(76,21,2,7)}\) Monther R. AlfuraidanIbrahim O. SarumiSergey Shpectorov Original Paper 15 April 2019 Pages: 847 - 854
Zero-Sum \(K_m\) Over \({{{\mathbb {Z}}}}\) and the Story of \(K_4\) Yair CaroAdriana HansbergAmanda Montejano Original Paper 09 April 2019 Pages: 855 - 865
On the Eigenvalues Distribution in Threshold Graphs Zhenzhen LouJianfeng WangQiongxiang Huang Original Paper 27 April 2019 Pages: 867 - 880
Independent Domination in Bipartite Cubic Graphs Christoph BrauseMichael A. Henning Original Paper 13 May 2019 Pages: 881 - 912
Berge’s Conjecture and Aharoni–Hartman–Hoffman’s Conjecture for Locally In-Semicomplete Digraphs Maycon SambinelliCarla Negri LintzmayerOrlando Lee Original Paper 22 May 2019 Pages: 921 - 931
A Note on Saturation for Berge-G Hypergraphs Maria AxenovichChristian Winter Original Paper 22 May 2019 Pages: 933 - 939
The (n, k)-Extendable Graphs in Surfaces Yushan MaQiuli LiHeping Zhang Original Paper 01 June 2019 Pages: 941 - 957
Plane Elementary Bipartite Graphs with Forcing or Anti-forcing Edges Zhongyuan CheZhibo Chen Original Paper 30 May 2019 Pages: 959 - 971