Research of plasma-focus discharge and generated flow with K-008 streak camera I. Il’ichev, V. Krauz, V. Myalton and A. Kharrasov Eur. Phys. J. Plus, 136 5 (2021) 557 Published online: 18 May 2021 DOI: 10.1140/epjp/s13360-021-01514-9