Combinatorial optimization and applications : first international conference, COCOA 2007, Xi'an, China, August 14-16, 2007: proceedings / ed. A. Dress, 2007 r=on-line. - Текст : электронный.
Lecture notes in biomathematics. N 84 : Trees and hierarchical structures : Proc.of a conf., Bielefeld, Oct.5-9, 1987 / Ed.: A.Dress; Ed.: A. von Haeseler, 1990. - 137 p. - Текст : непосредственный.