Postupila v redaktsiyu 06.09.2010 g. Kostochka AV In: More Sets, Graphs and Numbers. Bolyai Society Mathematical Studies. B.: Springer, 2006. V. 15. P. 175–198. Erds P., Hajnal A. // Acta math. Acad. sci. hung.DD CherkashinAB KulikovDoklady Akademii Nauk...