Spall fracture of copper under loading by shock waves with duration less 1 microsecondV.I. Skokov, O.N. Ignatova, A.N. Malyshev, A.M. Podurets, V.A. Raevsky, M.I. Tkachenko and M.A. ZocherEPJ Web of Conferences, 10 (2010) 00019DOI: https://doi.org/10.1051/epjconf/20101000019