Publications in 2001
Journal papers



Broersma, H.J. and Z. Ryjácek,
Strengthening the closure concept
in clawfree graph,
Discrete Math. 233 (2001) 5563.



Broersma, H.J., M. Kriesell and Z. Ryjácek,
On factors of 4connected
clawfree graphs,
Journal of Graph Theory 37 (2001) 125136.


 Borodin, O., H.J. Broersma, A. Glebov and J. van den Heuvel,
A structural
theorem on planar triangulations in terms of bunches and stars,
Discrete Analysis and Operations Research Vol.\ 8 No.\ 2 (2001) 1539
(in Russian).


 Borodin, O., H.J. Broersma, A. Glebov and J. van den Heuvel,
Distant2colouring
in planar graphs,
Discrete Analysis and Operations Research Vol.\ 8 No.\ 4 (2001) 933
(in Russian).



Broersma, H.J., S. Zhang en X. Li,
A
type condition for heavy cycles in weighted graphs,
Discussiones Mathematicae: Graph Theory 21 (2001) 159166.
Accepted papers



Bauer, D., H.J. Broersma, A. Morgana and E. Schmeichel,
Polynomial algorithms
that prove an NPhard hypothesis implies an NPhard conclusion,
To appear
in
Discrete Applied Math.



Broersma, H.J., T. Kloks, D. Kratsch and H. Müller,
A generalization
of ATfree graphs and a generic algorithm for solving triangulation problems,
To appear in
Algorithmica.



Bondy, J.A., H.J. Broersma, J. van den Heuvel and H.J. Veldman,
Heavy cycles
in weighted graphs,
To appear in
Discussiones Mathematicae: Graph Theory.



Broersma, H.J. and X. Li,
Some approaches to a conjecture on short cycles
in digraphs,
To appear in
Discrete Applied Math.



Broersma, H.J. and L. Xiong,
On minimum degree conditions for supereulerian
graphs,
To appear in
Discrete Applied Math.



Broersma, H.J.,
On some intriguing problems in hamiltonian graph theory
 a survey,
To appear in
Discrete Math.



Broersma, H.J., S. Zhang, X. Li, and L. Wang,
A Fan type condition for
heavy cycles in weighted graphs,
To appear in
Graphs and Combinatorics.



L. Xiong, H.J. Broersma, C.Hoede, and X. Li,
Degree sums and subpancyclicity
in line graphs,
To appear in
Discrete Math.
Internal reports



H.J. Broersma, L. Xiong, and K. Yoshimoto,
Toughness and hamiltonicity
in ktrees,
Memorandum No. 1576 (March 2001).
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