- H. Bielak
*Chromatic classification of certain 2-connected graphs*- I. Gorgol
*On lower bound for size Ramsey number for tripartite graphs*- J. Harant
*On cycles in maximal planar graphs*- M. Harminc
*Kernels in digraphs*- M. Horňák
*Enforced configurations in plane graphs*- M. Kwaśnik and A. Szelecka
*Co-strongly perfectness of graph product*- P. Mihók
*The structure of reducible properties*- Z. Skupień
*Separately highly Hamiltonian graphs*- J. Topp
*Interpolation theorem for domination numbers of a graph*- H.-J. Voss
*Groups and graphs*

Faculty of Mathematics, Informatics and Econometrics

University of Zielona Góra