Intrusion features of a high-speed striker of a porous tungsten-based alloy with a strengthening filler in a steel barrier / A. N. Ishchenko, S. A. Afanas'eva, N. N. Belov [et.al.] // Technical physics letters. 2017. Vol. 43, № 9. P. 796-799. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000620551