Sommaire

Arithmetic labelings and geometric labelings of countable graphs
p. 539
Monochromatic paths and monochromatic sets of arcs in quasi-transitive digraphs
p. 545
Rainbow numbers for small stars with one edge added
p. 555
Partitioning a graph into a dominating set, a total dominating set, and something else
p. 563
Cancellation of direct products of digraphs
p. 575
On the existence of a cycle of length at least 7 in a (1,≤ 2)-twin-free graph
p. 591
Matchings and total domination subdivision number in graphs with few induced 4-cycles
p. 611
Vertex coloring the square of outerplanar graphs of low degree
p. 619
On Ramsey $(K_{1,2},C₄)$-minimal graphs
p. 637
Clique graph representations of ptolemaic graphs
p. 651
On vertex stability with regard to complete bipartite subgraphs
p. 663
n-ary transit functions in graphs
p. 671
The geodetic number of strong product graphs
p. 687
A note on Hamiltonian cycles in generalized Halin graphs
p. 701
The NP-completeness of automorphic colorings
p. 705