ISCHENKO, E. V.; YATSIMIRSKIY, V. K.; DYACHENKO, A. G.; KONGUROVA, I. V.; PRILUTSKIY, E. V. Oxide Cu-Co-Fe catalysts supported bt carbon nanotubes in the reaction of CO oxidation. Поверхня, n. 11-12, p. 340-345, 20 Чер 2006.