Copper clusters and small particles stabilized within nanoporous materialsV. S. Gurin, V. P. Petranovskii, A. N. Pestryakov, A. Kryazhov, O. Ozhereliev, M.-A. Hernandes and A. A. AlexeenkoEur. Phys. J. D, 24 1-3 (2003) 381-384DOI: https://doi.org/10.1140/epjd/e2003-00195-4