Sommaire

Long cycles and neighborhood union in 1-tough graphs with large degree sums
p. 5
A note on uniquely embeddable graphs
p. 15
The leafage of a chordal graph
p. 23
Degree sequences of digraphs with highly irregular property
p. 49
Paired-domination
p. 63
Equivalent classes for K₃-gluings of wheels
p. 73
New classes of critical kernel-imperfect digraphs
p. 85
Kernels in edge coloured line digraph
p. 91
The chromaticity of a family of 2-connected 3-chromatic graphs with five triangles and cyclomatic number six
p. 99
A path(ological) partition problem
p. 113
An inequality chain of domination parameters for trees
p. 127